Project_Specifications.pdf

JINA PUMPING PLANT SUBSTATION

STAGE 01

Solicitation No. DE-SOL-0005473 Spec. No. 15WC110671-000

SECTION C

DESCRIPTION/SPECIFICATIONS

MONTANA

SECTION C

DESCRIPTION/SPECIFICATIONS

JINA PUMPING PLANT SUBSTATION, STAGE 01, MT

DIVISION 1 - GENERAL REQUIREMENTS

A. CONTRACT REQUIREMENT:

B. DESCRIPTION OF WORK:

1. SITEWORK:

2. CONCRETE:

3. SUBSTATION ELECTRICAL:

C. DESCRIPTION OF BIDDING SCHEDULE ITEM:

1. Bidding Schedule item “Mobilization and preparatory work”

D. COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK:

1. COMMENCEMENT AND COMPLETION:

2. SUBMITTAL APPROVAL TIME:

3. OUTAGE RESTRICTIONS:

E. CONSTRUCTION PROGRAM:

F. MATERIAL:

G. RIGHTS-OF-WAY:

H. GEOLOGIC INVESTIGATIONS:

I. ELECTRIC POWER FOR CONSTRUCTION PURPOSES:

J. WATER FOR CONSTRUCTION PURPOSES:

K. EXPLOSIVES AND BLASTING:

L. SUBMITTALS:

1. GENERAL:

2. APPROVAL TIME:

3. TRANSMITTAL:

DIVISION 2 - SITEWORK

A. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. Bidding Schedule item “Miscellaneous sitework”

2. Bidding Schedule item “Gravel surfacing”

3. Bidding Schedule item “Chain link fence”

4. Bidding Schedule item “Secondary oil containment”

5. Bidding Schedule item “Seeding”

6. Bidding Schedule does not contain separate items for the following

DIVISION 3 - CONCRETE

A. GENERAL:

1. Material:

B. DESCRIPTION OF BIDDING SCHEDULE ITEM:

1. Bidding Schedule item “Concrete foundations”

DIVISION 9 - SUBSTATION ELECTRICAL

A. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. The Bidding Schedule item “Grounding system”

2. The Bidding Schedule item “Electrical conduit system”

3. The Bidding Schedule item “Security and danger signs”

DIVISION 1 - GENERAL REQUIREMENTS

A. CONTRACT REQUIREMENT:

Construct and complete Jina Pumping Plant Substation – Stage 01, in accordance with the Construction Contract (Standard Form 1442); the Contract Clauses; Western Construction Standards, including Standard 1 – General Requirements (July 2009), Standard 2 – Sitework (July 2009), Standard 3 – Concrete (July 2009), Standard 9 – Substation – Electrical (July 2009), Standard 13 – Environmental Quality Protection (July 2009), Standard 15 – Drawings (July 2009), standard drawings; and these project specifications and drawings.

If a conflict occurs between the project specifications and the construction standards, the project specifications shall govern. The project specifications and the drawings are used to take exceptions or provide additions to the standard specifications. Some paragraphs in the standard specifications will not apply to this job.

The standards and standard drawings are available at: http://www.wapa.gov/business/buys.htm.

Western project specifications and standards are explained in Standard 1 – General Requirements, Section 1.1.1 “Standards and Project Specifications”.

B. DESCRIPTION OF WORK:

Paragraphs “Description of Bidding Schedule Items” in Divisions - 1, 2, 3 and 9 describe the work to be performed.

The work is located at Jina Pumping Plant Substation, which is about 1 mile west and 1 mile south of the town of Jina, Custer County, Montana, in Section 32, T 10 N, R 49 E.

The principal components of the work include the following:

1. SITEWORK:

a. Stripping.

b. Excavation for the substation site and access roads.

c. Constructing and compacting embankment for the substation site and access roads.

d. Place and compact earth material and backfill, and dispose of excess material not suitable for construction as determined by the Contracting Officer Representative (COR).

e. Furnish and install chain link fence.

f. Furnish and install gravel surfacing to the limits as shown on the drawings.

g. Provide secondary oil containment system.

h. Seeding those areas disturbed by Contractor operations.

2. CONCRETE:

a. Provide foundations and anchor bolts for new substation structures.

http://www.wapa.gov/business/buys.htm

3. SUBSTATION ELECTRICAL:

a. Furnish and install the substation grounding system.

b. Furnish and install the substation conduit system.

c. Provide security and danger station signs.

C. DESCRIPTION OF BIDDING SCHEDULE ITEM:

1. Bidding Schedule item “Mobilization and preparatory work” includes the following:

a. Performing mobilization and preparatory work in accordance with Section H of the contract clauses.

b. Providing a Construction Program and a Safety and Health Program.

c. Complying with DOE O442.2, Differing Professional Opinions for Technical Issues

Involving Environment Safety and Health

D. COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK:

1. COMMENCEMENT AND COMPLETION: Begin work within 10 calendar days after date of receipt of Notice to Proceed, and complete all work within 120 days of receipt of such notice.

2. SUBMITTAL APPROVAL TIME: Except as otherwise provided for specific submittals, Western will require 20 calendar days for review of drawings or data submitted for approval.

3. OUTAGE RESTRICTIONS: In addition to the restrictions listed in the standard specifications, the following outage restrictions shall apply:

a. The electrical operation of the transmission lines are under the jurisdiction of Western’s

Watertown Operations Office. All outage requests by the Contractor shall be subject to the approval of the COR. Approval or denial of any individual outage request will be based on transmission system electrical loads, system operating configurations and weather conditions at the time the outage is scheduled to begin. At any time because of transmission system electrical loads, system operating configurations, weather conditions or any conditions which may cause an adverse effect on the transmission system operations or reliability, Western may deny an outage request or direct the Contractor to return facilities to operating conditions and release the applicable special Work Permit.

Western will provide the clearance protection for all Western lines. The contractor shall obtain necessary electrical protection from other utilities whose lines are crossed by this project.

b. Outage for Construction: All proposed outages shall be requested in writing to the COR a minimum of 3 weeks in advance.

E. CONSTRUCTION PROGRAM:

Submit a construction program to the COR within 30 calendar days after date of Notice to Proceed.

F. MATERIAL:

Furnish all material for completing the work.

G. RIGHTS-OF-WAY:

Orient construction methods and equipment to use Western-furnished rights-of-way or obtain temporary access without additional cost to Western.

H. GEOLOGIC INVESTIGATIONS:

Geologic investigations do not exist for this project.

The Contractor shall determine the nature of material to be excavated, the difficulties of making and maintaining required excavations, and doing other work affected by geology and ground water elevations at the work site.

I. ELECTRIC POWER FOR CONSTRUCTION PURPOSES:

Make arrangements and provide all electric power for construction purposes. At contract completion, remove temporary electrical equipment.

J. WATER FOR CONSTRUCTION PURPOSES:

Furnish water for construction purposes. Make arrangements for obtaining the water, and provide for conveying the water to the points of use.

K. EXPLOSIVES AND BLASTING:

Explosives shall not be used.

L. SUBMITTALS:

1. GENERAL: The Contractor shall furnish submittals via email as specified in the Construction Standards and this Project Specification. Submittals via email shall be in standard PDF or Electronic CAD “*.dwg” (AutoCAD 2010) formats. All submittals shall include the Western specification number (15WC110671-000), Western project title, and Bidding Schedule Contract Line Item Number (CLIN) and applicable division number. Multiple CLINs on a single submittal are not permitted. A cover transmittal letter in Microsoft Word or PDF format shall be included with each email.

2. APPROVAL TIME: Approval time for submittals shall be in accordance with the

“Commencement, Prosecution, and Completion of Work” paragraph.

3. TRANSMITTAL: The Contractor shall transmit submittals to the Construction Office Engineer.

a. Construction Office Engineer:

Western Area Power Administration Western Construction Office Engineer ATTN: B5620.HU, Trevor Howard 200 4th Street SW Huron, South Dakota 57350-2474 Email: Thoward@wapa.gov

DIVISION 2 - SITEWORK

A. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. Bidding Schedule item “Miscellaneous sitework” includes the following:

a. Clearing and grubbing.

b. Stripping topsoil to a depth of 6 inches from the areas on which compacted embankments are required to be placed and in which excavation is required.

c. Excavation, including required excavation for substation yard and access roads.

d. Embankments, including constructing and compacting embankments for the substation yard and access roads.

e. Providing riprap and sand and gravel bedding for protecting earth slopes as shown on the drawings.

f. Providing a soil-applied herbicide where gravel surfacing is placed.

g. Disposal of excess waste material from excavation, not necessary or suitable for construction as determined by the COR.

2. Bidding Schedule item “Gravel surfacing” includes providing 6 inches thick gravel surfacing for the substation and access roads as shown on the drawings.

3. Bidding Schedule item “Chain link fence” includes providing standard chain link fence with guard of three strands of barbed wire as shown on drawing 31 2000. Gates shall be provided with slide-bar type latch. Electrical ground connections to the fence shall be included in the work for installing the grounding system.

4. Bidding Schedule item “Secondary oil containment” includes providing a secondary oil containment system around the transformer foundation, designed and manufactured equal to SorbWeb Plus by Albarrie GeoComposites (Lauren_Howles@albarrie.com, 866-269-8275).

Retain the manufacturer’s representative to oversee the onsite installation of the system.

5. Bidding Schedule item “Seeding” includes providing material, preparing areas to be seeded, spreading commercial fertilizer, sowing and maintaining grass seed, and protecting seeded areas.

a. General: Seeding all areas disturbed by the contractor where gravel surfacing is not required as directed by the COR. Seeding shall include preparation of seedbed, sowing grass seed, placing mulch over all seeded areas, and watering. Seeding operations at any location shall be undertaken only when seeded areas will not be disturbed by other operations of the contractor.

b. Seed Preparation: Prior to sowing of seed, prepare the areas to be seeded to provide a firm, well packed condition suitable for establishment of grass stands. Material acquired from stripping shall be used to prepare areas to be seeded and shall be placed to a depth of 6 inches. Surfaces shall be prepared so that they are relatively smooth with no ruts, furrows, or other depressions that might cause erosion.

c. Seed: Provide seed as recommended by the local seed supplier. Seed shall comply with the laws of the state of South Dakota. Seed shall be applied at rates suggested by the supplier.

d. Application: Seeding shall not be performed during unfavorable weather conditions or when soil conditions are not suitable as determined by the COR. Seed specified herein shall be sown uniformly on areas specified by mechanical or hand broadcasting.

Immediately after broadcasting seed, properly cover with soil to a depth not to exceed 1/2 inch by means of a hand rake, float, or other acceptable implements. Covering broadcast with a log chain will not be permitted.

Immediately after completion of seeding, cover the seeded area with one of the following:

(1) An approved erosion control blanket. Blanket shall combine a dense mat of curled wood fibers with a photo-degradable plastic mesh, weigh .95 pounds per square yard and shall be Curlex Erosion Control Blanket, as manufactured by American Excelsior Company, Arlington, TX, or approved equal, or

(2) Mulch hay or straw which is free from noxious or troublesome weeds and shall be applied uniformly at the rate of 3 to 4 tons per acre. Immediately after spreading, mulch shall be anchored by small piles of soil of normal hand shovel amounts turned over approximately in place and at the rate of one shovelful per square yard.

Mulch materials shall not be applied when in the judgment of Western the wind velocity is such to prevent uniform distribution of materials.

(3) Apply water to seedbeds immediately after seeds have been placed and covered.

Application of water shall be sufficient to promote germination of seeds, but shall not be so rapid as to cause erosion of the ground surface.

6. Bidding Schedule does not contain separate items for the following. Include these items in applicable Bidding Schedule items:

a. Excavations for foundations, structures, and trenches.

b. Placing and compacting earth material and backfill.

c. Providing gravelfills under concrete foundations as shown on the drawings.

d. Disposing of excavated material. Material from excavations not suitable or required for earthwork shall be removed from the substation and access road right of way. The Contractor shall make arrangements required for disposal of waste material in an approved landfill.

e. Expansion anchors and adhesive anchors.

f. Complying with Environmental Standards.

DIVISION 3 - CONCRETE

A. GENERAL:

1. Material:

a. Cement: Type II cement.

b. Fly Ash: Shall be used in accordance with the “Use of Products Containing Recovered Materials” paragraph of Standard 13.

c. Compressive Strength: 4000 psi at 28 days for substation concrete.

d. Water-Cement Ratio: Net water-cement ratio, exclusive of water absorbed by the aggregates, shall not exceed 0.45 by weight.

e. Type A and D water-reducing and retarding admixtures may be used if approved by the

COR.

B. DESCRIPTION OF BIDDING SCHEDULE ITEM:

1. Bidding Schedule item “Concrete foundations” includes the following:

a. Earthwork, formwork, reinforcement, material used in concrete, anchor bolts, curing, finishing, joints, gravel fills and other related work and material needed to complete the concrete construction.

b. Concrete foundations for substation steel structures.

c. Concrete foundations for electrical equipment.

d. Casing auger excavations, if required.

e. Dewatering auger excavations, if required.

DIVISION 9 - SUBSTATION ELECTRICAL

A. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. The Bidding Schedule item “Grounding system” includes providing equipment, material, and services required to complete the substation grounding system as shown on the drawings.

Ground wire risers shall be brought to foundations as shown on the drawings and 6 feet of cable shall be left above finished grade for future connection to electrical equipment and steel structures by Western personnel.

2. The Bidding Schedule item “Electrical conduit system” includes providing equipment, material, and services required to complete the underground substation conduit system as shown on the drawings. Stub conduit out above ground level at equipment locations.

Extension of the conduit above ground to electrical equipment and steel structures will be made by Western personnel.

3. The Bidding Schedule item “Security and danger signs” includes providing equipment, material, and services required to complete the following as shown on the drawings:

a. GENERAL: Security signs shall be in accordance with drawing 31 1000. Danger signs shall be in accordance with drawing 31 1089. The mounting bolts, nuts and washers shall be galvanized or of nonferrous, noncorrosive metal.

b. Installation: Signs shall be mounted in a manner to avoid chipping the surfaces. The mounting of the signs shall be as directed by the COR.

c. Security signs (31 1000) – Total required (2), one on each double gate.

d. Danger signs (31 1089) – Total required (4), one on each face of the fence.