UNITED STATES
                             SECURITIES AND EXCHANGE COMMISSION
                                   WASHINGTON, D.C. 20549



                                          FORM 10-K


  (Mark one)

  /X/ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
      EXCHANGE ACT OF 1934
      For the fiscal year ended December 31, 2005

      OR



  / / TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
      EXCHANGE ACT OF 1934


      Commission File Number:  333-125422-07


        Bear Stearns Asset Backed Securities Trust
        Asset Backed Certificates
        Series 2005-SD3

     (Exact name of registrant as specified in its charter)


  New York                                          54-2179721
  (State or other jurisdiction of                   54-2179722
  incorporation or organization)                    (I.R.S. Employer
                                                    Identification No.)


   c/o Wells Fargo Bank, N.A.
   9062 Old Annapolis Road
   Columbia, MD                                21045
  (Address of principal executive offices)    (Zip Code)


  Registrant's telephone number, including area code: (410) 884-2000


  Securities registered pursuant to Section 12(b) of the Act:

        NONE.


  Securities registered pursuant to Section 12(g) of the Act:

        NONE.


  Indicate by check mark if the registrant is a well-known seasoned issuer,
  as defined in Rule 405 of the Securities Act.

        Yes  ___     No  X


  Indicate by check mark if the registrant is not required to file reports
  pursuant to Section 13 or Section 15(d) of the Act.

        Yes  ___     No  X


  Indicate by check mark whether the registrant (1) has filed all reports
  required to be filed by Section 13 or 15(d) of the Securities Exchange
  Act of 1934 during the preceding 12 months (or for such shorter period
  that the registrant was required to file such reports), and (2) has been
  subject to such filing requirements for the past 90 days.

        Yes  X       No  ___


  Indicate by check mark if disclosure of delinquent filers pursuant to
  Item 405 of Regulation S-K ( 229.405 of this chapter) is not contained
  herein, and will not be contained, to the best of registrant's knowledge,
  in definitive proxy or information statements incorporated by reference
  in Part III of this Form 10-K or any amendment to this Form 10-K.

        Not applicable.


  Indicate by check mark whether the registrant is a large accelerated filer,
  an accelerated filer, or a non-accelerated filer. See Definition of
  "accelerated filer and large accelerated filer" in Rule 12b-2 of the
  Exchange Act. (Check One):


  Large Accelerated Filer ___  Accelerated Filer ___  Non-Accelerated Filer X


  Indicate by check mark whether the registrant is a shell company (as
  defined in Rule 12b-2 of the Act).

        Yes  ___     No  X


  State the aggregate market value of the voting and non-voting common
  equity held by non-affiliates computed by reference to the price at which
  the common equity was last sold, or the average bid and asked price of
  such common equity, as of the last business day of the registrant's most
  recently completed second fiscal quarter.

        Not applicable.


     Documents Incorporated by Reference

  List hereunder the following documents if incorporated by reference and
  the Part of the Form 10-K (e.g. Part I, Part II, etc.) into which the
  document is incorporated: (1)Any annual report to security holders; (2)
  Any proxy or information statement; and (3)Any prospectus filed pursuant
  to Rule 424(b) or (c) under the Securities Act of 1933. The listed
  documents should be clearly described for identification purposes (e.g.
  annual report to security holders for fiscal year ended December 24, 1980).

        Not applicable.


                                   PART I
  Item 1.  Business.

            Not applicable.


  Item 1A.  Risk Factors.

            Not applicable.


  Item 1B.  Unresolved Staff Comments.

            Not applicable.


  Item 2.  Properties.

            Not applicable.


  Item 3.  Legal Proceedings.

            The registrant knows of no material pending legal proceedings
            involving the trust created under the Pooling and Servicing
            Agreement (the Trust), the Trustee, the Servicer or the
            registrant with respect to the Trust other than routine
            litigation incidental to the duties of the respective parties.


  Item 4.  Submission of Matters to a Vote of Security Holders.

            None.

                                PART II

  Item 5.  Market for Registrant's Common Equity, Related Stockholder
           Matters and Issuer Purchases of Equity Securities.

            No established public trading market for the Certificates exists.

            Records provided to the Trust by the DTC and the Trustee
            indicate that as of December 31, 2005, the total number of holders
            of record for the Series of Certificates is 12.


  Item 6.  Selected Financial Data.

            Not applicable.

  Item 7.  Management's Discussion and Analysis of Financial Condition and
           Results of Operation.


            Not applicable.


  Item 7A. Quantitative and Qualitative Disclosures about Market Risk.

            Not applicable.


  Item 8.  Financial Statements and Supplementary Data.

            Not applicable.


  Item 9.  Changes in and Disagreements with Accountants on Accounting and
           Financial Disclosure.

            None.


  Item 9A. Controls and Procedures.
            Not applicable.


  Item 9B. Other Information.

            None.


                                PART III

  Item 10. Directors and Executive Officers of the Registrant.

            Not applicable.


  Item 11. Executive Compensation.

            Not applicable.


  Item 12. Security Ownership of Certain Beneficial Owners and Management
           and Related Stockholder Matters.

            Not applicable.


  Item 13. Certain Relationships and Related Transactions.

            Not applicable.


  Item 14. Principal Accounting Fees and Services.

            Not applicable.


                                PART IV

  Item 15. Exhibits, Financial Statement Schedules.

   (a) Exhibits

     (31.1) Rule 13a-14(a)/15d-14(a) Certification

     (99.1) Annual Report of Independent Registered Public Accounting Firm
            concerning servicing activities.

      <TABLE>

      
         <c>
      a) Bank of America, N.A., as Servicer <F1>
      b) EMC Mortgage Corp, as Servicer <F1>
      c) Wells Fargo Bank, N.A., as Servicer <F1>

      </TABLE>

     (99.2) Management's Assertion as to Compliance with Minimum Servicing
            Standards.

      <TABLE>

      
        <c>
      a) Bank of America, N.A., as Servicer <F1>
      b) EMC Mortgage Corp, as Servicer <F1>
      c) Wells Fargo Bank, N.A., as Servicer <F1>

      </TABLE>

     (99.3) Annual Statements of Compliance under the Pooling and Servicing
            Agreements.

      <TABLE>

      
         <c>
      a) Bank of America, N.A., as Servicer <F1>
      b) EMC Mortgage Corp, as Servicer <F1>
      c) Wells Fargo Bank, N.A., as Servicer <F1>

      </TABLE>


     (99.4) Aggregate Statement of Principal and Interest Distributions to
            Certificate Holders.



     (99.5) Reliance Certifications Mandated under the Pooling and Servicing
            Agreement for the year ended December 31, 2005

      <TABLE>

      
         <c>
      a) Bank of America,N.A. as Servicer <F2>
      b) EMC Mortgage Corp, as Servicer <F2>
      c) Wells Fargo Bank, N.A., as Servicer <F2>

      </TABLE>



   (b) Not applicable.

   (c) Omitted.

  <F1> Filed herewith.

  <F2> Certification has been received.




                                SIGNATURES

  Pursuant to the requirements of Section 13 or 15(d) of the Securities
  Exchange Act of 1934, the registrant has duly caused this report to be
  signed on its behalf by the undersigned, thereunto duly authorized:



    Bear Stearns Asset Backed Securities Trust
    Asset Backed Certificates
    Series 2005-SD3
    (Registrant)


  Signed: Wells Fargo Bank, N.A. as Master Servicer

  By: /s/ Dawn Hammond

  By: Dawn Hammond, Vice President

  Dated: March 29, 2006




  Exhibit Index

  Exhibit No.

  Ex-31.1 Rule 13a-14(a)/15d-14(a) Certification

  I, Dawn Hammond, certify that:

  1. I have reviewed this annual report on Form 10-K, and all reports on
     Form 8-K containing distribution or servicing reports filed in
     respect of periods included in the year covered by this annual report,
     of Bear Stearns Asset Backed Securities Trust Asset Backed
     Certificates, Series 2005-SD3 Trust;

  2. Based on my knowledge, the information in these reports, taken as a
     whole, does not contain any untrue statement of a material fact or
     omit to state a material fact necessary to make the statements made,
     in light of the circumstances under which such statements were made,
     not misleading as of the last day of the period covered by this
     annual report;

  3. Based on my knowledge, the distribution or servicing information
     required to be provided to the Trustee by the Servicer under the
     Pooling and Servicing or similar, agreement, for inclusion in these
     reports is included in these reports;

  4. I am responsible for reviewing the activities performed by the master
     servicer under the pooling and servicing, or similar, agreement, and
     based on upon my knowledge and the annual compliance review required
     under that agreement, and except as disclosed in the reports, the
     master servicer has fulfilled its obligations under that agreement;
     and

  5. The reports disclose all significant deficiencies relating to the
     servicer's compliance with the minimum servicing standards based upon
     the report provided by an independent public accountant, after
     conducting a review in compliance with the Uniform Single Attestation
     Program for Mortgage Bankers or similar procedure, as set forth in
     the pooling and servicing, or similar, agreement, that is included in
     these reports.

     In giving the certifications above, I have reasonably relied on
     information provided to me by the following unaffiliated parties:
     Bank of America,N.A. as Servicer, EMC Mortgage Corp as Servicer.

     Date: March 29, 2006

     /s/ Dawn Hammond
     Signature

     Vice President
     Title





  EX-99.1 (a)
(logo) PRICEWATERHOUSECOOPERS


PricewaterhouseCoopers LLP
214 N. Tryon Street
Ste 3600
Charlotte NC 28202
Telephone (704) 344 7500
Facsimile (704) 344 4100

Report of Independent Registered Public Accounting Firm


To the Board of Directors and Shareholder
of Bank of America, N.A.:


We have examined management's assertion concerning the mortgage division of Bank
of America, N.A.'s (the "Company"), compliance with the minimum servicing
standards identified in the Mortgage Bankers Association of America's Uniform
Single Attestation Program for Mortgage Bankers ("USAP") as of and for the year
ended December 31, 2005 included in the accompanying Management's Assertion
Concerning Compliance with USAP Minimum Servicing Standards (see Exhibit 1).
Management is responsible for the Company's compliance with those minimum
servicing standards. Our responsibility is to express an opinion on management's
assertion about the Company's compliance based on our examination.

Our examination was made in accordance with standards established by the
American Institute of Certified Public Accountants and, accordingly included
examining on a test basis evidence about the Company's compliance with the
minimum servicing standards and performing such other procedures as we
considered necessary in the circumstances. We believe that our examination
provides a reasonable basis for our opinion. Our examination does not provide a
legal determination on the Company's compliance with the minimum servicing
standards.

In our opinion, management's assertion that the Company complied with the
aforementioned minimum servicing standards as of and for the year ended December
31, 2005 is fairly stated, in all material respects.

/s/ PricewaterhouseCoopers LLP

March 17, 2006


(page)


Exhibit 1


(logo) Bank of America


Management's Assertion Concerning Compliance
with USAP Minimum Servicing Standards


March 17, 2006


As of and for the year ended December 31, 2005, Bank of America, N.A. (the
"Company"), has complied in all material respects with the minimum servicing
standards set forth in the Mortgage Bankers Association of America's Uniform
Single Attestation Program for Mortgage Bankers ("USAP").

As of and for this same period, the Company had in effect a fidelity bond and
errors and omissions policy in the amounts of $270,000,000 and $110,000,000,
respectively.


/s/ Floyd. S. Robinson
Floyd S. Robinson
Senior Vice President
President Consumer Real Estate
Bank of America, N.A.


/s/ H. Randall Chestnut
H. Randall Chestnut
Senior Vice President
Bank of America, N.A.


/s/ Mike Kula
Mike Kula
Senior Vice President
Finance Executive
Bank of America, N.A.


/s/ Robert Caruso
Robert Caruso
Senior Vice President
National Servicing Executive
Bank of America, N.A.


/s/ J. Mark Hanson
J. Mark Hanson
Senior Vice President
Bank of America, N.A.



(logo) USA
2000-2004
US Olymipic Teams





  EX-99.1 (b)
(logo) Deloitte.
Deloitte & Touche LLP
JPMorgan Chase Tower
2200 Ross Avenue, Suite 1600
Dallas, TX 75201-6778
USA

Tel: +1 214 840 7000
www.deloitte.com


Report of Independent Registered Public Accounting Firm


To the Board of Directors and Stockholder of
EMC Mortgage Corporation:

We have examined management's assertion that EMC Mortgage Corporation (the
"Company") (a wholly owned subsidiary of The Bear Stearns Companies Inc.) has
complied as of and for the period from December 1, 2004 through November 30,
2005, with its established minimum servicing standards described in the
accompanying Management's Assertion dated February 17, 2006. Management is
responsible for the Company's compliance with those minimum servicing standards.
Our responsibility is to express an opinion on management's assertion about the
Company's compliance based on our examination.

Our examination was conducted in accordance with attestation standards
established by the American Institute of Certified Public Accountants as adopted
by the Public Company Accounting Oversight Board and, accordingly, included
examining, on a test basis, evidence about the Company's compliance with its
minimum servicing standards and performing such other procedures as we
considered necessary in the circumstances. We believe that our examination
provides a reasonable basis for our opinion. Our examination does not provide a
legal determination on the Company's compliance with its minimum servicing
standards.

In our opinion, management's assertion that the Company complied with the
aforementioned minimum servicing standards as of and for the period from
December 1, 2004 through November 30, 2005, is fairly stated, in all material
respects based on the criteria set forth in Appendix A.

/s/ Deloitte & Touche LLP

February 17, 2006



Member of
Deloitte Touche Tohmatsu


(PAGE)


MANAGEMENT'S ASSERTION

As of and for the year ended November 30, 2005, EMC Mortgage Corporation (the
"Company") (a wholly owned subsidiary of The Bear Stearns Companies Inc.), has
complied, in all material respects, with the Company's established minimum
servicing standards for residential mortgage loans as set forth in Appendix A
(the "Standards").  The Standards are based on the Mortgage Bankers Association
of America's Uniform Single Attestation Program for Mortgage Bankers.

As of December 1, 2004 and for the fiscal year ending November 30, 2005, the
Company had in effect a fidelity bond in the amount of $210,000,000 and an
errors and omissions policy in the amount of $20,000,000.

/s/ Ralene Ruyle
Ralene Ruyle, President

/s/ F.Norton Wells
F. Norton Wells, Executive Vice President

/s/ Sue Stepanek
Sue Stepanek, Executive Vice President



Two MacArthur Ridge, 909 Hidden Ridge Drive, Suite 200, Irving, Texas 75038
Mailing Address: P.O. Box 141358 Irving, Texas 75014-1358


(logo) MBA
Member
Mortgage Bankers
Association of America


(PAGE)


APPENDIX A

MINIMUM SERVICING STANDARDS AS SET FORTH IN THE MORTGAGE BANKERS
ASSOCIATION OF AMERICA'S UNIFORM SINGLE ATTESTATION PROGRAM FOR
MORTGAGE BANKERS

I. CUSTODIAL BANK ACCOUNTS

1. Reconciliations shall be prepared on a monthly basis for all custodial bank
   accounts and related bank clearing accounts.  These reconciliations shall:

   * be mathematically accurate;

   * be prepared within forty-five (45) calendar days after the cutoff date;

   * be reviewed and approved by someone other than the person who prepared the
     reconciliation; and

   * document explanations for reconciling items.  These reconciling items shall
     be resolved within ninety (90) calendar days of their original
     identification.

2. Funds of the servicing entity shall be advanced in cases where there is an
   overdraft in an investor's or a mortgagor's account.

3. Each custodial account shall be maintained at a federally insured depository
   institution in trust for the applicable investor.

4. Escrow funds held in trust for a mortgagor shall be returned to the mortgagor
   within thirty (30) calendar days of payoff of the mortgage loan.

II. MORTGAGE PAYMENTS

1. Mortgage payments shall be deposited into the custodial bank accounts and
   related bank clearing accounts within two business days of receipt.

2. Mortgage payments made in accordance with the mortgagor's loan documents
   shall be posted to the applicable mortgagor records within two business days
   of receipt.

3. Mortgage payments shall be allocated to principal, interest, insurance, taxes
   or other escrow items in accordance with the mortgagor's loan documents.

4. Mortgage payments identified as loan payoffs shall be allocated in accordance
   with the mortgagor's loan documents.

III. DISBURSEMENTS

1. Disbursements made via wire transfer on behalf of a mortgagor or investor
   shall be made only by authorized personnel.

2. Disbursements made on behalf of a mortgagor or investor shall be posted
   within two business days to the mortgagor's or investor's records maintained
   by the servicing entity.



-2-

(PAGE)

3. Tax and insurance payments shall be made on or before the penalty or
   insurance policy expiration dates, as indicated on tax bills and insurance
   premium notices, respectively, provided that such support has been received
   by the servicing entity at least thirty (30) calendar days prior to these
   dates.

4. Any late payment penalties paid in conjunction with the payment of any tax
   bill or insurance premium notice shall be paid from the servicing entity's
   funds and not charged to the mortgagor, unless the late payment was due to
   the mortgagor's error or omission.

5. Amounts remitted to investors per the servicer's investor reports shall agree
   with cancelled checks, or other form of payment, or custodial bank
   statements.

6. Unused checks shall be safeguarded so as to prevent unauthorized access.

IV. INVESTOR ACCOUNTING AND REPORTING

1. The servicing entity's investor reports shall agree with, or reconcile to,
   investors' records on a monthly basis as to the total unpaid principal
   balance and number of loans serviced by the servicing entity.

V. MORTGAGOR LOAN ACCOUNTING

1. The servicing entity's mortgage loan records shall agree with, or reconcile
   to, the records of mortgagors with respect to the unpaid principal balance on
   a monthly basis.

2. Adjustments on ARM loans shall be computed based on the related mortgage note
   and any ARM rider.

3. Escrow accounts shall be analyzed, in accordance with the mortgagor's loan
   documents, on at least an annual basis.

4. Interest on escrow accounts shall be paid, or credited, to mortgagors in
   accordance with the applicable state laws.

VI. DELINQUENCIES

1. Records documenting collection efforts shall be maintained during the period
   a loan is in default and shall be updated at least monthly. Such records
   shall describe the entity's activities in monitoring delinquent loans
   including, for example, phone calls, letters and mortgage payment
   rescheduling plans in cases where the delinquency is deemed temporary (e.g.,
   illness or unemployment).

VII. INSURANCE POLICIES

1. A fidelity bond and errors and omissions policy shall be in effect on the
   servicing entity throughout the reporting period in the amount of coverage
   represented to investors in management's assertion.





-3-





  EX-99.1 (c)
(logo) KPMG

KPMG LLP
2500 Ruan Center
666 Grand Avenue
Des Moines, IA 50309


Independent Accountants' Report


The Board of Directors
Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.:


We have examined management's assertion, included in the accompanying Assertion
of Management of Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.
(the Company), that the Company complied with the minimum servicing standards
set forth in the Mortgage Bankers Association of America's Uniform Single
Attestation Program for Mortgage Bankers (USAP) as of and for the year ended
December 31, 2005. Management is responsible for the Company's compliance with
those minimum servicing standards. Our responsibility is to express an opinion
on management's assertion about the Company's compliance based on our
examination.

Our examination was conducted in accordance with attestation standards
established by the American Institute of Certified Public Accountants and,
accordingly, included examining, on a test basis, evidence about the Company's
compliance with the minimum servicing standards specified above and performing
such other procedures, as we considered necessary in the circumstances. We
believe that our examination provides a reasonable basis for our opinion. Our
examination does not provide a legal determination on the Company's compliance
with the minimum servicing standards.

In our opinion, management's assertion that the Company complied with the
aforementioned minimum servicing standards as of and for the year ended December
31, 2005 is fairly stated, in all material respects.


/s/ KPMG LLP

February 21, 2006


KPMG LLP a U.S. limited liability partnership, is the U.S.
member firm of KPMG International, a Swiss cooperative





  EX-99.2 (a)
Exhibit 1


(logo) Bank of America


Management's Assertion Concerning Compliance
with USAP Minimum Servicing Standards


March 17, 2006


As of and for the year ended December 31, 2005, Bank of America, N.A. (the
"Company"), has complied in all material respects with the minimum servicing
standards set forth in the Mortgage Bankers Association of America's Uniform
Single Attestation Program for Mortgage Bankers ("USAP").

As of and for this same period, the Company had in effect a fidelity bond and
errors and omissions policy in the amounts of $270,000,000 and $110,000,000,
respectively.


/s/ Floyd. S. Robinson
Floyd S. Robinson
Senior Vice President
President Consumer Real Estate
Bank of America, N.A.


/s/ H. Randall Chestnut
H. Randall Chestnut
Senior Vice President
Bank of America, N.A.


/s/ Mike Kula
Mike Kula
Senior Vice President
Finance Executive
Bank of America, N.A.


/s/ Robert Caruso
Robert Caruso
Senior Vice President
National Servicing Executive
Bank of America, N.A.


/s/ J. Mark Hanson
J. Mark Hanson
Senior Vice President
Bank of America, N.A.



(logo) USA
2000-2004
US Olymipic Teams





  EX-99.2 (b)
(logo) EMC
Mortgage Corporation


February 17, 2006


MANAGEMENT'S ASSERTION

As of and for the year ended November 30, 2005, EMC Mortgage Corporation (the
"Company") (a wholly owned subsidiary of The Bear Stearns Companies Inc.), has
complied, in all material respects, with the Company's established minimum
servicing standards for residential mortgage loans as set forth in Appendix A
(the "Standards").  The Standards are based on the Mortgage Bankers Association
of America's Uniform Single Attestation Program for Mortgage Bankers.

As of December 1, 2004 and for the fiscal year ending November 30, 2005, the
Company had in effect a fidelity bond in the amount of $210,000,000 and an
errors and omissions policy in the amount of $20,000,000.

/s/ Ralene Ruyle
Ralene Ruyle, President

/s/ F.Norton Wells
F. Norton Wells, Executive Vice President

/s/ Sue Stepanek
Sue Stepanek, Executive Vice President


Two MacArthur Ridge, 909 Hidden Ridge Drive, Suite 200, Irving, Texas 75038
Mailing Address: P.O. Box 141358 Irving, Texas 75014-1358

(logo) MBA
Member
Mortgage Bankers
Association of America


(PAGE)


APPENDIX A

MINIMUM SERVICING STANDARDS AS SET FORTH IN THE MORTGAGE BANKERS
ASSOCIATION OF AMERICA'S UNIFORM SINGLE ATTESTATION PROGRAM FOR
MORTGAGE BANKERS

I. CUSTODIAL BANK ACCOUNTS

1. Reconciliations shall be prepared on a monthly basis for all custodial bank
   accounts and related bank clearing accounts.  These reconciliations shall:

   * be mathematically accurate;

   * be prepared within forty-five (45) calendar days after the cutoff date;

   * be reviewed and approved by someone other than the person who prepared the
     reconciliation; and

   * document explanations for reconciling items.  These reconciling items shall
     be resolved within ninety (90) calendar days of their original
     identification.

2. Funds of the servicing entity shall be advanced in cases where there is an
   overdraft in an investor's or a mortgagor's account.

3. Each custodial account shall be maintained at a federally insured depository
   institution in trust for the applicable investor.

4. Escrow funds held in trust for a mortgagor shall be returned to the mortgagor
   within thirty (30) calendar days of payoff of the mortgage loan.

II. MORTGAGE PAYMENTS

1. Mortgage payments shall be deposited into the custodial bank accounts and
   related bank clearing accounts within two business days of receipt.

2. Mortgage payments made in accordance with the mortgagor's loan documents
   shall be posted to the applicable mortgagor records within two business days
   of receipt.

3. Mortgage payments shall be allocated to principal, interest, insurance, taxes
   or other escrow items in accordance with the mortgagor's loan documents.

4. Mortgage payments identified as loan payoffs shall be allocated in accordance
   with the mortgagor's loan documents.

III. DISBURSEMENTS

1. Disbursements made via wire transfer on behalf of a mortgagor or investor
   shall be made only by authorized personnel.

2. Disbursements made on behalf of a mortgagor or investor shall be posted
   within two business days to the mortgagor's or investor's records maintained
   by the servicing entity.



-2-

(PAGE)

3. Tax and insurance payments shall be made on or before the penalty or
   insurance policy expiration dates, as indicated on tax bills and insurance
   premium notices, respectively, provided that such support has been received
   by the servicing entity at least thirty (30) calendar days prior to these
   dates.

4. Any late payment penalties paid in conjunction with the payment of any tax
   bill or insurance premium notice shall be paid from the servicing entity's
   funds and not charged to the mortgagor, unless the late payment was due to
   the mortgagor's error or omission.

5. Amounts remitted to investors per the servicer's investor reports shall agree
   with cancelled checks, or other form of payment, or custodial bank
   statements.

6. Unused checks shall be safeguarded so as to prevent unauthorized access.

IV. INVESTOR ACCOUNTING AND REPORTING

1. The servicing entity's investor reports shall agree with, or reconcile to,
   investors' records on a monthly basis as to the total unpaid principal
   balance and number of loans serviced by the servicing entity.

V. MORTGAGOR LOAN ACCOUNTING

1. The servicing entity's mortgage loan records shall agree with, or reconcile
   to, the records of mortgagors with respect to the unpaid principal balance on
   a monthly basis.

2. Adjustments on ARM loans shall be computed based on the related mortgage note
   and any ARM rider.

3. Escrow accounts shall be analyzed, in accordance with the mortgagor's loan
   documents, on at least an annual basis.

4. Interest on escrow accounts shall be paid, or credited, to mortgagors in
   accordance with the applicable state laws.

VI. DELINQUENCIES

1. Records documenting collection efforts shall be maintained during the period
   a loan is in default and shall be updated at least monthly. Such records
   shall describe the entity's activities in monitoring delinquent loans
   including, for example, phone calls, letters and mortgage payment
   rescheduling plans in cases where the delinquency is deemed temporary (e.g.,
   illness or unemployment).

VII. INSURANCE POLICIES

1. A fidelity bond and errors and omissions policy shall be in effect on the
   servicing entity throughout the reporting period in the amount of coverage
   represented to investors in management's assertion.





-3-





  EX-99.2 (c)
(logo) WELLS  HOME
       FARGO  MORTGAGE

1 Home Campus
Des Moines, IA 50328


Assertion of Management of Wells Fargo Home Mortgage, a division of Wells Fargo
Bank, N.A.



As of and for the year ended December 31, 2005, Wells Fargo Home Mortgage, a
division of Wells Fargo Bank, N.A. (the Company) has complied in all material
respects with the minimum servicing standards set forth in the Mortgage Bankers
Association of America's Uniform Single Attestation Program for Mortgage
Bankers.

As of and for this same period, the Company had in effect a fidelity bond along
with an errors and omissions policy in the amounts of $100 million and $20
million, respectively.



/s/ Michael J. Heid                 February 21, 2006
Michael J. Heid, Division President, Capital Markets, Finance, & Administration
Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.


/s/ Franklin R. Codel               February 21, 2006
Franklin R. Codel, Executive Vice President, Finance and Corporate Real Estate
Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.


/s/ Mary Coffin                     February 21, 2006
Mary Coffin, Executive Vice President, Servicing & Post Closing
Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.


/s/ Cara K. Heiden
Cara K. Heiden, division President, Nat'l Consumer & Institutional Lending
Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.


Wells Fargo Home Mortgage
is a division of Wells Fargo Bank, N.A.





  EX-99.3 (a)
(logo) Bank of America


Bank of America
475 CrossPoint Parkway
PO Box 9000
Getzville, NY 14068-9000



BSABS 2005-SD3


OFFICER'S CERTIFICATE PURSUANT TO SECTION 11.20
OF THE AGREEMENTS LISTED ON EXHIBIT 1 HERETO



I, H. Randall Chestnut, Senior Vice-President of Bank of America, N.A.,
(the "Servicer"), hereby certify pursuant to Section 11.20 of the Pooling and
Servicing Agreements listed on Exhibit 1 hereto (collectively, the
"Agreements") that: (a) a review of the activities of the Servicer during the
calendar year 2005 and of the performance of the Servicer under the Agreements
has been made under my supervision, and (b) to the best of my knowledge, based
on such review, the Servicer has fulfilled all its obligations under the
Agreements throughout calendar year 2005.



Dated: March 10, 2005



BANK OF AMERICA, N.A.
as Servicer

By: /s/H. Randall Chestnut
Name: H. Randall Chestnut
Title: Senior Vice-President

(PAGE)




Exhibit 1

Deal Name               Date

1. BSABS 2005-SD3       08/17/2005





  EX-99.3 (b)
(logo)
Proven Performance
EMC
Mortgage Corporation

Officer's Certificate


BSABS 2005-SD3

I, Sue Stepanek, Executive Vice President of EMC Mortgage Corporation, do
hereby certify to the designated Master Servicer that in respect to the period
ending November 30, 2005, a review of the activities of EMC Mortgage Corporation
("EMC") during the preceding fiscal year or applicable portion thereof and it's
performance under the above referenced Pooling and Servicing Agreement has been
made under my supervision.  To the best of my knowledge, based on such review,
EMC has performed and fulfilled its duties, responsibilities and obligations
under this Agreement in all material respects throughout such year, or, if there
has been a default in the fulfillment of any such duties, responsibilities or
obligations, specifying each such default known to such Servicing Officer and
the nature and status thereof.  Nothing has come to the attention of such
Servicing Officer to lead such Servicing Officer to believe that any Servicer
has failed to perform any of its duties, responsibilities and obligations under
its Servicing Agreement in all material respects throughout such year, or, if
there has been a material default in the performance or fulfillment or any such
duties, responsibilities or obligations, specifying each such default known to
such Servicing Officer and the nature and status thereof.



/s/ Sue Stepanek
Sue Stepanek, Executive Vice President


2-22-2006
Date


Two MacArthur Ridge 909 Hidden Ridge Drive, Suite 200 Irving, Texas 75038
Mailing Address: P.O. Box 141358, Irving, Texas 75014-1358

(logo)
MBA
Member
Mortgage Bankers
Association of America





  EX-99.3 (c)
(logo) WELLS  HOME
       FARGO  MORTGAGE


Wells Fargo Home Mortgage
One Home Campus
Des Moines, IA 50328-0001


February 24, 2006


Re: 2005 Annual Certification

We hereby certify to the best of our knowledge and belief that for the calendar
year of 2005:

  1. All real estate taxes, bonds assessments and other lienable items have been
  paid.

  2. All FHA mortgage insurance, private mortgage insurance premiums, and flood
  insurance have been paid (if applicable).

  3. Hazard insurance policies held by us meet the requirements as specified in
  the servicing agreement, or those of a normal prudent lender if not specified,
  and those premiums due have been paid.

  4. We have made all property inspections as required.

  5. Fidelity bond and Errors and Omissions insurance coverage currently exists.

  6. That the Officer signing this certificate has reviewed the activities and
  performance of the Servicer during the preceding fiscal year under the terms
  of the Servicing Agreement, Trust Agreement, Pooling and Servicing Agreement
  and/or Seller/Servicer Guide or similar agreements and to the best of this
  officer's knowledge, the Servicer has fulfilled all of its duties,
  responsibilities or obligations of such agreement throughout the year, or if
  there has been a default or failure of the servicer to perform any of such
  duties, responsibilities or obligations, a description of each default or
  failure and the nature and status thereof has been reported.

Sincerely,

/s/ John B. Brown
John B. Brown
Senior Vice President
Wells Fargo Home Mortgage


Wells Fargo Home Mortgage
is a division of Wells Fargo Bank, N.A.





  Ex-99.4

   Schedule of Year-To-Date Principal and Interest Distributions to
   Certificateholders


   <TABLE>

   Class                              Interest             Principal               Losses             Ending Balance
   
                       <c>                    <c>                  <c>                 <c>
   I-A                            3,190,519.59         24,732,707.03                 0.00             184,303,292.97
   I-M-1                            215,131.46                  0.00                 0.00              12,878,000.00
   I-M-2                            127,588.17                  0.00                 0.00               6,558,000.00
   I-M-3                             36,117.55                  0.00                 0.00               1,789,000.00
   I-M-4                             29,677.06                  0.00                 0.00               1,431,000.00
   I-M-5                             25,813.18                  0.00                 0.00               1,192,000.00
   I-M-6                             25,834.83                  0.00                 0.00               1,193,000.00
   II-A-1                         1,390,577.00         15,282,054.08                 0.00              81,184,945.92
   II-A-2                           157,413.42          1,698,076.40                 0.00               9,020,923.58
   II-B-1                            30,853.96                  0.00                 0.00               1,454,000.00
   II-M-1                           135,620.77                  0.00                 0.00               7,778,000.00
   II-M-2                            70,009.13                  0.00                 0.00               3,668,000.00
   II-M-3                            53,262.39                  0.00                 0.00               2,466,000.00
   II-M-4                            13,411.07                  0.00                 0.00                 632,000.00
   I-B-IO                           954,690.63                  0.00                 0.00             214,823,698.01
   II-B-IO                          493,187.09                  0.00                 0.00             110,011,275.33
   R-1                                    0.00                  0.00                 0.00                       0.00
   R-2                                    0.00                  0.00                 0.00                       0.00
   </TABLE>