EXHIBIT 10.5

| 1.   | Section      1.2 of the Plan is hereby amended effective as of January 1, 2009 to read      in its entirety as follows: |
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|   | 1.2 | “Annuity      Starting Date” means the first day of the month for which Retirement      Income benefits are paid as an annuity or in any other      form.  For the purposes of Section 1.20, the definition of      Annuity Starting Date shall be the definition set forth in Code section      417(f)(2). |
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| 2.   | Section      1.20 of the Plan is hereby amended effective as of January 1, 2008 to read      in its entirety as follows: |
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|  | 1.20 | “Equivalent      Actuarial Value” means: |
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|   | (a) | Equivalent      value computed on the basis of interest at 7% per annum and the 1971 Group      Annuity Mortality Table with no loading and projected by Scale E, with a      one-year age setback for the Participant and a five-year age setback for      any Beneficiary. |
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|   | (b) | Except      as provided in Section 4.6, Actuarial equivalence for purposes of Section      4.6 shall be computed on the basis of interest at 5% per annum and the      1983 Group Annuity Mortality Table(Unisex). |
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|   | (c) | Actuarial      equivalence for purposes of Section 5.1(c) and Option 4 and Option 5 of      Section 5.2 shall be computed on the basisof: |
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|   | (i) | Interest      Rate: |
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|   | (A) | For      Plan Years beginning prior to January 1, 2008, the annual rate of interest      on 30-year Treasury securities for the second calendar month preceding the      first day of the Plan Year that contains the Annuity Starting Date;      and |
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|   | (B) | For      Plan Years beginning after December 31, 2007, the “applicable interest      rate” described in section 417(e)(3) of the  Code. |
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|   | (ii) | Mortality      Table: |
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|   | (A) | For      distributions with Annuity Starting Dates prior to December 31, 2002 the      mortality table prescribed by the Secretary of the Treasury that is based      on the prevailing commissioners’ standard table, described in Section      807(d)(5)(A) of the Code, that is used to determine reserves for group      annuity contracts issued on the date as of which present value is being      determined, without regard to any other subparagraph of Section 807(d)(5),      as published in |
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|  |   | Revenue      Ruling 95-6 or any governmental ruling or publication superseding that      Ruling. |
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|   | (B) | For      distributions with Annuity Starting Dates on or after December 31, 2002,      but before January 1, 2008, on the basis of the Mortality Table set forth      in Rev. Rul. 2001-62. |
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|   | (C) | For      distributions with Annuity Starting Dates on or after January 1, 2008, on      the basis of the “applicable mortality table” described in section      417(e)(3) of the Code. |
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| 3.   | Section      4.6(d) of the Plan is hereby amended effective as of January 1, 2008, to      read in its entirety as follows: |
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|   | (d) | For      purposes of determining whether the limitation contained in the first      sentence of paragraph (a) has been satisfied for any benefit that may      commence in a form other than a straight life annuity, the Defined Benefit      Dollar Limitation shall be adjusted (in accordance with the regulations      prescribed by the Secretary) so that it is of Equivalent Actuarial Value      to the limitation for a benefit payable as a straight life annuity as      follows: |
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|   | (i) | Benefit      Forms Not Subject to Code Section417(e)(3). |
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|   | (A) | For      Limitation Years beginning before July 1, 2007, the Defined Benefit Dollar      Limitation shall be adjusted using whichever of the following produces the      greater applicable limitation:  (I) the interest rate and      mortality table specified in Section 1.20(b) or (ii) the interest rate and      mortality table specified in Section 1.20(c)(ii) (with respect to a      benefit payable in a form other than a straight life annuity) after      adjustment, if necessary, for a benefit commencing prior to age 62 or      after age 65). |
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|   | (B) | For      Limitation Years beginning on or after July 1, 2007, the adjusted Defined      Benefit Dollar Limitation is the greater of:  (I) the annual      amount of the straight life annuity (if any) payable to the Participant      under the Plan commencing at the same annuity starting date as the form of      benefit payable to the Participant or (II) the annual amount of the      straight life annuity commencing at the same Annuity Starting Date that      has the same actuarial present value as the form of benefit payable to the      Participant, computed using a 5 percent interest assumption and the      mortality table described in Section 1.20(c)(ii) for that Annuity Starting      Date. |
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|   | (ii) | Benefit      Forms Subject to Code Section 417(e)(3).  The Defined Benefit      Dollar limitation shall be adjusted using the following      assumptions: |
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|   | (A) | For      distributions with Annuity Starting Dates prior to January 1, 2004, the      mortality table described in Section 1.20(b) and interest at 5% per      annum. |
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|   | (B) | For      distributions with Annuity Starting Dates on or after January 1, 2004, but      before January 1, 2006, whichever of |
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|   |   | the      following produces the greater limitation: (I) the mortality table and      interest rate described in Section 1.20(b), above, or (II) the mortality      table described in Section 1.20(c)(ii), above, and interest at the rate of      5.5% per annum.  If the Annuity Starting Date is on or after the      first day of the Plan Year beginning in 2004 and before December 31, 2004,      and the Plan applies the transition rule in section 101(d)(3) of Pension      Funding Equity Act of 2004 in lieu of the rule set forth in the first      sentence of this Subsection (B), the annual amount of the straight life      annuity commencing at the same Annuity Starting Date that has the same      actuarial present value as the Participant's form of benefit, determined      in accordance with Notice 2004-78. |
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|   | (C) | For      distributions with Annuity Starting Dates on or after January 1, 2006,      whichever of the following produces the lower  limitation: |
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|   | (I) | the      mortality table described in Section 1.20(c)(ii) and interest at the rate      of 5.5% per annum; |
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|   | (II) | the      mortality table described in Section 1.20(c)(ii) and interest at the rate      that provides a benefit of not more than 105% of the benefit that would be      provided if the applicable interest rate (as described in section      417(e)(3)) were the interest rate assumption;or |
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|   | (III) | the      mortality table and interest rate set forth in Section 1.20(b),      above. |
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| 4.   | A      new Section 4.9 is hereby added to the Plan, effective January 1, 2008, to      read as follows: |
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|  | 4.9 | Funding-Based      Limits. |
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|  |   | To      the extent required by Code section 436, the following funding-based      limits on benefits and benefit accruals are effective January 1,      2008: |
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|   | (a) | Funding-Based      Limitation on Unpredictable Contingent Event      Benefits.  An Unpredictable Contingent Event Benefit      payable with respect to an event occurring in a Plan Year may not be      provided if the Adjusted Funding Target Attainment Percentage for such      Plan Year is less than 60% or would be less than 60% taking into account      such occurrence.  The limitation of this Subsection 4.9(a) shall      not apply if a contribution is made in accordance with Code section      436(b)(2). |
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|   | (b) | Limitation on Plan      Amendments Increasing Liability for Benefits.  An      amendment that has the effect of increasing liabilities of the Plan by      reason of increases in benefits, establishment of new benefits, changing |
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|  |   | the      rate of benefit accrual or changing the rate at which benefits become      nonforfeitable may not take effect for a Plan Year if the Adjusted Funding      Target Attainment Percentage for such Plan Year is less than 80% or would      be less than 80% taking into account such amendment.  The      limitation of this Subsection 4.9(b) shall not apply if a contribution is      made in accordance with Code section 436(c)(2) or, to the extent provided      in Code section 436(c)(3), the increase is not based on a Participant’s      compensation. |
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|   | (c) | Limitation on      Accelerated BenefitDistributions. |
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|   | (i) | If      the Adjusted Funding Target Attainment Percentage for a Plan Year is less      than 60%, the Plan may not pay any Prohibited Payment after the valuation      date for such Plan Year. |
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|   | (ii) | During      any period in which the Company is a debtor under Title 11, United Stated      Code, or similar Federal or State law, the Plan may not pay any Prohibited      Payment.  This Subsection 4.9(c)(ii) shall not apply on or after      the Adjusted Funding Target Attainment Percentage is certified to be not      less than 100%. |
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|   | (iii) | If      the Adjusted Funding Target Attainment Percentage for a Plan Year is 60%      or greater but less than 80%, the Plan may not pay any Prohibited Payment      after the valuation date for such Plan Year in an amount that exceeds the      lesser of (A) 50% of the amount of the payment which could be made without      regard to this Subsection 4.9(c)(iii) or (B) the present value (determined      under guidance prescribed by the PBGC using the Code section 417(e)      interest and mortality rates) of the maximum guarantee with respect to the      Participant under ERISA section 4022.  Notwithstanding the      preceding sentence, only one (1) Prohibited Payment under this Subsection      4.9(c)(iii) may be made with respect to any Participant during any period      of consecutive Plan Years in which the limitations of Subsection 4.9(c)(i)      or 4.9(c)(ii) apply.  For these purposes, a Participant and      Beneficiary, including an Alternate Payee, shall be treated as one (1)      Participant. |
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|   | (iv) | This      Subsection 4.9(c) shall not apply to involuntary cash-outs under Code      section 411(a)(11) to the extent such distribution is provided for in the      Plan. |
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|   | (d) | Limitation on Benefit      Accruals On Account of Severe Funding Shortfall.  Benefit      accruals under the Plan shall cease as of the valuation date for a Plan      Year if the Adjusted Funding Target Attainment Percentage for such Plan      Year is less than 60%.  The limitation of this Subsection 4.9(d)      shall not apply with respect to any Plan Year, effective as of the first      of the Plan Year, if a contribution is made in accordance with Code      section 436(e)(2).  For the 2009 Plan Year, the Adjusted Funding      Target Attainment Percentage for the 2008 Plan Year may be used in      determining whether the restriction of this Subsection 4.9(d)      applies. |
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|   | (e) | Treatment of Plan as      of Close of Restriction Period.  Payments and accruals      will resume effective as of the close of the period for which any      limitation of payment or benefit accrual described in this Section 4.9      applies. |
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|   | (f) | Definitions.  The      following definitions apply for purposes of this Section    4.9. |
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|   | (i) | Adjusted Funding      Target Attainment Percentage.  The term “Adjusted Funding      Target Attainment Percentage” has the meaning given by Code section      436(j)(2). |
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|   | (ii) | Unpredictable      Contingent Event Benefits.  The term “Unpredictable      Contingent Event Benefit” means a benefit payable solely by reason of (A)      a plant shutdown (or similar event as determined by the Secretary) or (B)      an event other than the attainment of any age, performance of any service,      receipt or derivation of any compensation, or occurrence of death or      disability. |
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|   | (iii) | Prohibited      Payment.  The term “Prohibited Payment” means (A) any      payment, in excess of the monthly amount paid under a single life annuity      (plus any Social Security supplements described in Code section      411(a)(9)), to a Participant or Beneficiary whose Benefit Starting Date      occurs during any period a limitation under Subsection 4.9(c)(i) is in      effect, (B) any payment for the purchase of an irrevocable commitment from      an insurer to pay benefits. |
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| 5.   | Option      2 of Section 5.2 of the Plan is hereby amended effective as of January 1,      2008, to read in its entirety asfollows: |
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|   | Option      2. | A      modified Retirement Income payable during the Participant’s life and after      his death payable at the rate of 50, 75 or 100 percent of his modified      Retirement Income, as the Participant elects, during the life of and to      the Beneficiary named by him when he elected the  option. |
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| 6.   | Section      5.3(a) of the Plan is hereby amended effective as of January 1, 2007, to      read in its entirety as follows: |
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|   | (a) | The      Plan Administrator, no less than 30 days and no more than 90 days prior to      the Participant’s Annuity Starting Date, shall furnish each Participant a      written explanation in nontechnical language of (i) the terms and      conditions of the Qualified Joint and Survivor Annuity provided by Section      5.1(b), (ii) the financial effect upon the Participant’s Retirement Income      if he instead elects payment under one of the optional forms described in      Section 5.2, (iii) in the case of a married Participant the rights of the      Participant’s Spouse to consent or not to consent to the Participant’s      election of an optional form of payment and (iv) the right of the      Participant to make, and to revoke, an election under Section      5.2.  An election under Section 5.2 may be made at any time      after that information is |
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|  |   | furnished      to the Participant and before the Participant’s Annuity Starting Date;      provided that the period during which the election may be made shall be      the 90-day period ending on the Participant’s Annuity Starting      Date.  An election of an option under Section 5.2 may be revoked      on a form supplied by the Plan Administrator, and a new election may be      made at any time and any number of times during the applicable election      period. |
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| 7.   | Section      5.5(c) of the Plan is hereby amended effective for distributions made      after December 31, 2008 to read in its entirety as  follows: |
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|  | (c) | Eligible      Retirement Plan |
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|  |   | An      Eligible Retirement Plan is an individual retirement account described in      Section 408(a) of the Code, an individual retirement annuity described in      Section 408(b) of the Code, an annuity plan described in Section 403(a) of      the Code, an annuity contract described in Section 403(b) of the Code, a      qualified trust described in Section 401(a) of the Code, or an eligible      plan under Section 457(b) of the Code which is maintained by a state,      political subdivision of a state, or any agency or instrumentality of a      state or political subdivision of a state which agrees to separately      account for amounts transferred into such plan from the Plan, that accepts      the Distributee’s Eligible Rollover Distribution.  With respect      to a Distributee who is a non-spouse Beneficiary, only an individual      retirement plan as provided for under section 402(c)(11) of the Code will      qualify as an Eligible Retirement Plan.  Notwithstanding any      other provision of the Plan to the contrary, and subject to the provisions      of Section 408A(e) of the Code, distributions from this Plan may paid      directly to a Roth IRA specified by a  Distributee. |
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| 8.   | A      new Section 5.6 is hereby added to the Plan, effective January 1, 2009, to      read as follows: |
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|  | 5.6 | Retroactive Annuity      Starting Date. |
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| 9.   | Section      11.1 is hereby amended, effective January 1, 2008, by adding the following      paragraph to the end thereof: |
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| EG&G Technical Services,      Inc. |     |         |
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|                                   |     |         |   |
| Dated:                                 | 12/18/09 |         | By: | /s/ H.      Thomas Hicks |   |
|                                   |     |         |   |
|                                   | Title:   | VP & CFO |   |
|                                   |     |         |   |

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