\* \* \* \* \* \* \* \* \* \*

READ AND **REMOVE THIS PAGE** BEFORE PLACING

THE SPECIFICATION SECTION IN THE CONTRACT

\* \* \* \* \* \* \* \* \* \*

[DIVISION 13: SPECIAL CONSTRUCTION]{.underline}

SECTION 13701 ‑ WINDMILLS

USE: Furnishing and installing windmills and windmill towers.

**NOTES TO SPECIFIER:**

A. Options within paragraphs are identified by enclosure in brackets;
blank spaces enclosed by brackets \[\_\_\_\_\_\] provide for information
to be inserted, as appropriate, to individual projects.

B. **TO AVOID CONFLICTING REQUIREMENTS AND COSTLY MISTAKES,** the
specifier must edit (delete, substitute or add to the text). The
remaining paragraphs must be renumbered.

C. DELETE FOR FINAL COPY: Notes to the Specifier, located between lines
of asterisks; all \[brackets\], [underlining]{.underline}, **boldface**,
and *italics*, within the paragraphs; and this page. (Open Reveal Codes
\[alt F3\] to do this accurately.)

D. [To Edit "(Footer B)":]{.underline} (Corel 8). **ENTIRE FOOTER SHOULD
BE BOLDED.** Click in the footer and delete the "Project Name (ftr B)"
text and replace it with the **Name of the Project (upper and lower
case)**. Replace date with current MM/YY (WITHOUT BRACKETS).

E. The Guide Specifications are intended to be continuously reviewed and
revised. User's technical comments are appreciated. Also, other related
or similar specification that are written "from scratch" that could
benefit others, or other questions can be sent to NSTC A/E Group, ST
110, or call (303) 987-6868.

**DRAWING DATA REQUIRED:**

**REQUIRED SPEC MODIFICATIONS:**

[GENERAL NOTES]{.underline}

A. Whenever entire articles, paragraphs, or subparagraphs are not
applicable, the articles, paragraphs, or subparagraphs should be
deleted; when necessary, reletter or renumber articles, paragraphs, or
subparagraphs.

B. See sample Work Data Sheet format enclosed with this Outline Guide
for developing the sheet to be included in the Contract. Work Data
Sheets should not include items shown in the Bid Schedule, except those
developed for Contracts involving more than one project. The Work Data
Sheet is placed in the Invitation for Bids immediately preceding the
drawings.

C. THIS GUIDE IS NOT INTENDED AS A SUBSTITUTE FOR READING THE ENTIRE
SECTION.

[TECHNICAL NOTES]{.underline}

A. Work Data Sheet: Complete a separate Work Data Sheet for each
windmill.

B. 1.1A: Select applicable words or phrases.

C. 1.1B: Select or add applicable specification sections. Do not list
specification sections from Division 13.

D. ab1.02: Select or add applicable references.

E. ab1.3A: Select applicable specification section.

F. 1.3B: Insert number of copies of the manufacturer\'s descriptive data
required. Normally 5 copies are required. Distribution after review is
normally 1 copy to the COR, 3 copies to the Contractor, and 1 copy to
the project file.

G. 1.3C: Insert number of copies of the manufacturer\'s installation and
maintenance instructions required. Normally 5 copies are required.
Distribution after review is normally 1 copy to the COR, 3 copies to the
Contractor, and 1 copy to the project file.

H. 1.3D: Insert number of copies of the manufacturer\'s maintenance
instructions required. Normally 5 copies are required. Distribution
after review is normally 1 copy to the COR, 3 copies to the Contractor,
and 1 copy to the project file.

I. 1.3E: Insert number of copies of other documents required. Normally 5
copies are required. Distribution after review is normally 1 copy to the
COR, 3 copies to the Contractor, and 1 copy to the project file.

J. 1.4A: Insert number of years required for warranty.

K. 3.4A: Complete spare parts requirement.

L. 2.1D: Select applicable phrase and complete cylinder and leather
requirements.

M. 2.1E: Select applicable words.

N. 2.2B: Complete tower requirements.

O. 2.3: Delete when a well platform is not required.

P. 3.2A: Select applicable phrase.

Q. 3.2B: Select bracketed phrase when required.

R. 3.2G: Delete drain hole requirement when not required.

S. 3.2L: Delete when a well platform is not required.

T. 3.3A: Select and complete applicable phrase.

U. 3.3D: Select applicable casing diameter, volume, and quantity of
chlorine compound.

V. 4.1 and 4.2: When a \"lump sum\" Contract is used, delete the title
PART 4: MEASUREMENT AND PAYMENT, and both articles from this section.
Measurement and payment will be addressed in Part 4 of Section 01009 or
Section 01010.

W. 4.1A: When not a \"lump sum\" Contract, select applicable phrases;
use the \"no measurement\" phrase when none of the Pay Items in this
section are included in the Bid Schedule.

X. 4.2A: When not a \"lump sum\" Contract, select applicable phrases;
use the \"no direct payment\" phrase when none of the Pay Items in this
section are included in the Bid Schedule.

Y. 4.2A: When not a \"lump sum\" Contract and payment is to be made
under this section, select applicable Pay Items. Do not change Pay Item
number. When more than one diameter or gauge is specified for any Pay
Item, letter suffixes will be added after the parenthesis of the item
number. When Government‑furnished property is specified for Pay Items,
the letter suffix GF will be added after the parenthesis of the item
number.

**REVISIONS OF THIS SECTION:**

CSI format, editorial changes: 11/01

Metric:

Technical Update: 10/90

[\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_]{.underline}

DATA WORKSHEET

for

SECTION 13701 ‑ WINDMILLS

Type of tower: \[wide spread\] \[standard\]

Maximum girt spacing: [ ]{.underline} inches

Sail wheel diameter: [ ]{.underline} inches

Sail wheel stroke length: [ ]{.underline} inches

Well:

Casing Diameter: [ ]{.underline} inches

Depth: [ ]{.underline} ft

Polished rod:

Diameter: [ ]{.underline} inches

Length: [ ]{.underline} ft

Cylinder:

Depth of intake: [ ]{.underline} ft

Size: [ ]{.underline}

Size of stuffing box: [ ]{.underline} inches

Pump rod:

Diameter: [ ]{.underline} inches

Diameter of sanitary well seal: [ ]{.underline} inches

Windmill stroke position:

***Note:**** When several windmill projects are included, the tabular
format may be more appropriate. (10/23/90)*

[\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_]{.underline}

SECTION 13701

WINDMILLS

[PART 1: GENERAL]{.underline}

1.1 SUMMARY:

A. Section Includes: \[Furnishing\] \[and\] \[Installing\] \[Installing
with\] \[Government‑furnished property,\] \[Contractor‑furnished
property and Government‑furnished property,\] windmills, windmill
towers, and accessories.

1.2 REFERENCES:

A. American Society for Testing and Materials:

ASTM A 53-90 Pipe, Steel, and Hot‑Dipped Zinc‑Coated Welded and Seamless

1.3 SUBMITTALS:

A. General: Submittals shall be according to \[Section 01009 ‑ General
Information and Requirements.\] \[Section 01300 ‑ Submittals.\]

B. Manufacturer\'s Literature: Submit \[[ ]{.underline}\] copies of
manufacturer\'s descriptive data for windmill equipment items to be used
on this project.

C. Installation Instructions: Submit \[[ ]{.underline}\] copies of
manufacturer\'s installation and maintenance instructions for windmill
equipment items to be used on this project.

D. Operating and Maintenance Instructions: Submit \[\_\_\_\_\] copies of
the manufacturer\'s operating and maintenance instructions for the
windmills to be used on this project.

E. Other Documents: Submit \[[ ]{.underline}\] copies of spare parts
list, service bulletins and manuals covering the equipment to be used on
this project.

1.4 WARRANTY:

A. Requirements: Furnish a written warranty from the manufacturer
covering the windmill according to Section 01700 - Contract Closeout.
The warranty period shall extend for a minimum of \[\_\_\_\_\] years.

1.5 MAINTENANCE:

A. Spare Parts: \[[ ]{.underline}.\]

[PART 2: PRODUCTS]{.underline}

2.1 MATERIALS:

A. Pump Rod: Galvanized steel, hollow, airtight rod having a 3/4‑inch
shaft diameter and integral couplings, or fiberglass rod having 5/8‑inch
shaft diameter and integral couplings. Adapters will be included when
required to make connections to the cylinder plunger and the polished
rod.

B. Drop Pipe: Drop pipe shall be 21‑ft joints of reamed and drifted
galvanized pipe, threaded and complete with long couplings having a
quality equal to the pipe. Pipe shall meet ASTM A 53.

C. Stuffing Box: The stuffing box with fitting cap and packing, and
solid brass piston (polished) rod shall be rated heavy duty by the
manufacturer. Dimensions of the stuffing box and piston (polished) rods
are listed in the Work Data Sheet. Piston (polished) rod, stuffing box
and pump rod shall be compatible as to thread type and size.

D. Well Cylinder Assembly: An open top, \[seamless, brasslined
galvanized cylinder\] \[stainless‑steel cylinder\] having an inside
diameter, barrel length, and a pump stroke as shown on the Work Data
Sheet. The cylinder assembly shall include a three or four‑leather
plunger with a stainless‑steel or brass‑ball valve. The cylinder
assembly will also include a matching single leather check with a
stainless‑steel or brass‑ball valve. Replacement leathers shall \[[
]{.underline}.\]

E. Polished Rod Assembly: Three‑quarter‑inch diameter polished rod steel
core, fitted with a 24‑inch, stroke‑length, \[brass\]
\[stainless‑steel\] polished rod sleeve. The assembly will include a
stuffing box having appropriate dimensions and suitable threaded
adapters to fit the drop pipe and polished rod sleeve.

F. Pump Pole: The pump pole shall be 2 by 4‑inch redwood and shall be
straight and free from splits.

G. Sanitary Well Seal: A split‑base, single‑hole style with expanding
seal that will fit the well casing and the drop pipe. The seal will be
of suitable strength to support the specified drop pipe and cylinder
weight including a reasonable safety factor. The seal shall have an
access tapping and plug.

2.2 EQUIPMENT:

A. Windmill Unit: The mills shall be complete (including oil) with sail
wheel, tail assembly with automatic and hand‑operated furl capacity. The
mills shall be self‑oiling, with replaceable bearings and parts. Each
mill shall have a self‑oiling pump hole swivel with pump rod, operating
through an open case. The size of the mills shall be as described in the
Work Data Sheet.

B. Windmill Tower: The towers shall \[[ ]{.underline}.\]

2.3 MIXES:

A. Concrete: Concrete shall be according to Section 03306 ‑ Minor
Concrete.

[PART 3: EXECUTION]{.underline}

3.1 PREPARATION:

A. Clearing: Worksite clearing shall be limited to an area 100 by 100 ft
unless designated and staked otherwise by the Contracting Officer.

B. Grading: Surface disturbance at sites shall be minimized, however,
the Contractor shall be allowed to level construction sites as necessary
for windmill installation operations. Construction shall be as staked by
the Contracting Officer. Resultant cut or fill slopes shall not be
steeper than 4:1, unless staked otherwise.

3.2 INSTALLATION:

A. Windmills: Components are to be compatible and function as a system.
Upon completion of installation, the fins are to be \[perpendicular to
the tail and operating\] \[parallel to the tail and inactive\].

B. Tower Base: The Contractor shall excavate and form the windmill tower
foundation to the dimensions shown on the drawings. Concrete
construction shall be according to Section 03306 ‑ Minor Concrete.
Concrete shall cure for a minimum of 5 days before the tower and
windmill are erected. \[The floor of the retaining box around each well
casing shall consist of 5‑inch thickness of crushed gravel, 1/4‑inch to
1/2‑inch in diameter.\]

C. Setting of Tower and Mill: The tower anchor posts shall not be used
as an anchor or fulcrum point in lifting the windmill or tower. Extreme
care shall be exercised in attaching the tower to the anchor posts. In
the event the anchor posts are bent, sprung, or otherwise damaged during
installation of the tower or mill, they shall be replaced and
reinstalled at the Contractor\'s expense.

D. Alignment of Tower and Mill: Each tower and mill shall be set in a
plumbed vertical line over the centerline of the well casing. The
Contractor shall test the plumbness of the installation by hanging a
plumb bob from the pump rod connection of the windmill. When the tower
is in acceptable alignment, the plumb bob will fall within the well
casing without touching it.

E. Joints: Threaded joints shall be lubricated prior to final
installation.

F. Pump Pole: A pump pole of sufficient length shall be installed
between the windmill and the pump according to the manufacturer\'s
instructions.

G. Drop Pipe: Drop pipe shall be installed to the depth specified. Drop
pipe ends shall be reamed to remove burrs prior to installation. The
well cylinder barrel shall be fitted to the drop pipe prior to insertion
into the well. The drop pipe shall be fitted with a final coupling,
short nipple, tee and another short nipple all above the well seal. The
uppermost nipple shall be fitted with suitable fittings to receive the
stuffing box. \[A 1/8‑inch diameter hole shall be drilled in the drop
pipe 8 ft below the ground surface to drain that portion of the drop
pipe and prevent damage by freezing.\]

H. Polished Rod Assembly: The polished rod, brass sleeve and stuffing
box shall be fitted and assembled according to manufacturer\'s
instructions. The polished rod, pump rod, and plunger assembly shall be
raised a minimum of 6 inches, or at a distance specified by the
Contracting Officer, above its lowest position in the well cylinder and
the guide stop shall be locked in this position. A waterproof legible
tag shall be attached to the polished rod warning that the rod drive
must be attached to the polished rod when in the down stroke to prevent
damage to the rod and cylinder.

I. Pump Rod: Pump rod shall be installed to the depth specified. The
pump rod shall be properly fitted to the cylinder plunger and the
polished rod. Rod sections shall be straight and true and in lengths of
20 or 21 ft, except the final top section which will be shortened by
removing a midshaft portion to achieve the proper overall pump rod
length. The midshaft reconnection shall be achieved by threading and
coupling, electric welding or other approved method. Threaded joints
shall be lubricated with anti‑seize compound. The final overall length
shall be such as to expose approximately 4 inches of the polished rod
brass sleeve, above the stuffing box when in the low rod position.

J. Well Cylinder Assembly: The well cylinder and check shall be properly
assembled and fitted to the drop pipe according to the manufacturer\'s
instructions.

K. Sanitary Well Seal: The well seal shall be fitted securely on the
well casing and adjusted to insure a good seal. Special attention shall
be given to the installation of the seal to provide a suitable anchor
for the suspension of the drop pipe.

L. Concrete Well Platform: Construct a concrete platform around the well
as shown on the drawings, extending 6 inches above finished grade.
Finish concrete with a smooth \"wood float\" or \"broomed\" finish. The
top of the casing shall be cut off to the elevation designated by the
Contracting Officer. Concrete shall be according to Section 03306 ‑
Minor Concrete.

3.3 FIELD QUALITY CONTROL:

A. Testing: When the windmill and well equipment are installed, the
Contractor shall use the windmill to pump a minimum of \[[ ]{.underline}
gal of water.\] \[[ ]{.underline} hr.\] The Contractor shall provide
water storage facilities if none are present at the site. The Contractor
shall determine pumping rates at the wind velocities given by the
Contracting Officer and furnish the test results to the Contracting
Officer. The Contractor shall check the windmill to see if the cylinder
is functioning and not bottoming out and that the windmill brake and
other appurtenances are functioning properly. Problems shall be
corrected by the Contractor.

B. Sanitary Protection of Well: The Contractor shall protect the well
during the construction period to prevent tampering or seepage of
contaminated water, petroleum products, or other contaminants into the
well from the ground surface.

C. Correcting Contamination: When the well becomes contaminated, or
water with undesirable physical or chemical characteristics enters the
well, the Contractor shall perform corrective work including the
supplying of seals, sterilizing agents, or other materials necessary to
prevent contamination of the aquifers.

D. Disinfection: The Contractor shall disinfect the well according to
the procedure below:

1\. General: After the windmill, tower and pumping equipment have been
installed, the well shall then be disinfected with a chlorine solution.
CAUTION: When calcium hypochlorite is used as the source of chlorine, it
should be dissolved or suspended in water when introduced into
solvent‑welded PVC pipe, since the dry chemical can react violently with
solvent welding materials. Other precautions listed on the calcium
hypochlorite container shall be observed.

2\. Chlorine Solution: The chlorine solution used for disinfecting the
well shall be of such volume and strength and shall be so applied that a
concentration of at least 100 ppm of chlorine is obtained in the well.
Prepare and apply chlorine solutions according to the following table
and to the satisfaction of the Contracting Officer. The disinfection
solution shall remain in the well for a period of at least 12 hr.

Chlorine Compound Required to Dose 100 Ft

of Water‑Filled Well at 100 ppm

Casing Volume Per 5.25% Purex or

Diameter 100 Ft Chlorox

(inches) (gallon) (liquid measure)

2 16.3 4 ounces

4 65.3 1 pint

6 146.9 1 quart

8 261.1 2 quarts

10 408.8 3 quarts

12 587.5 5 quarts

16 1,044.5 2 gallons

[PART 4: MEASUREMENT AND PAYMENT]{.underline}

4.1 METHOD OF MEASUREMENT:

A. Units: The work described in this section will \[not be measured for
payment.\] \[be measured and paid for per unit.\]

4.2 BASIS OF PAYMENT:

A. Payment: \[No direct payment for the work described under this
section will be made. The Contractor shall include consideration for
this item in the bid price for other items of the Contract.\] \[Prices
and payment will be full compensation for the work described in this
section. Payment will be made under:\]

[Pay Item]{.underline} [ Pay Unit]{.underline}

13701(01) Windmill and Equipment, [ ]{.underline}Inch Sail Wheel,. . .
.Each

[ ]{.underline}ft High Tower

END OF SECTION