Project_Specifications.pdf

STEEL POLE FOUNDATIONS

GARRISON-BISMARCK NO. 1 AND 2

DAWSON COUNTY-MEDORA

AND WOLF POINT-CIRCLE TRANSMISSION LINES

STRS. 45/4, 60/2, 61/1, 61/4, 17/2, AND 90/3

SECTION C

DESCRIPTION/SPECIFICATIONS

NORTH DAKOTA AND

MONTANA

Solic. No. DE-SOL-0007155 Spec. No. 14WC108645-663

SECTION C

DESCRIPTION/SPECIFICATIONS

STEEL POLE FOUNDATIONS

GARRISON-BISMARCK NO. 1 AND 2, DAWSON COUNTY-MEDORA,

AND WOLF POINT-CIRCLE TRANSMISSION LINES

STRS. 45/4, 60/2, 61/1, 61/4, 17/2, AND 90/3

DIVISION 1 - GENERAL REQUIREMENTS

A. CONTRACT REQUIREMENT:

B. DESCRIPTION OF WORK:

1. Garrison-Bismarck No. 1 and 2:

2. Dawson County-Medora:

3. Wolf Point-Circle:

C. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. Bidding Schedule items “Mobilization and preparatory work for GA-BS No. 1 and 2 transmission lines structures”, “Mobilization and preparatory work for DC-MDR transmission line structure”, and “Mobilization and preparatory work for WP-CR transmission line structure”

2. Bidding Schedule Item “Mobilization and preparatory work for GA-BS No. 1 and 2 transmission lines structures” shall not exceed 5% of Bidding Schedule Item “Concrete foundations for Strs.

45/4, 60/2, 61/1, and 61/4 on GA-BS No. 1 and 2 transmission lines.”

3. Bidding Schedule Item “Mobilization and preparatory work for DC-MDR transmission line structure” shall not exceed 5% of Bidding Schedule Item “Steel poles-base installation for Str.17/2 on DC-MDR transmission line.”

4. Bidding Schedule Item “Mobilization and preparatory work for WP-CR transmission line structure” shall not exceed 5% of Bidding Schedule Item “Concrete foundation for Str. 90/3 on WP-CR transmission line.”

D. COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK:

1. COMMENCEMENT AND COMPLETION:

2. SUBMITTAL APPROVAL TIME:

3. SEQUENCE OF WORK/OUTAGE RESTRICTIONS:

4. SAFETY AND HEALTH PROGRAM:

E. CONSTRUCTION PROGRAM:

1. SUBMITTALS:

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. BURIED UTILITIES:

M. SUBMITTALS:

1. GENERAL:

2. APPROVAL TIME:

3. TRANSMITTAL:

DIVISION 2 – SITEWORK

A. GENERAL:

1. Bidding Schedule does not include separate items for the following. Include these items in Bidding Schedule item “Mobilization and preparatory work”

DIVISION 3 - CONCRETE

A. GENERAL:

1. MATERIAL:

B. DESCRIPTION OF BIDDING SCHEDULE ITEM:

1. Bidding Schedule item “Concrete foundations for Strs. 45/4, 60/2, 61/1, and 61/4 on GA-BS No. 1 and 2 transmission lines”

2. Bidding Schedule item “Steel poles-base installation for Str. 17/2 on DC-MDR transmission line” : 7

3. Bidding Schedule item “Concrete foundation for Str. 90/3 on WP-CR transmission line”

DIVISION 1 - GENERAL REQUIREMENTS

A. CONTRACT REQUIREMENT:

Construct and complete Steel Pole Foundations, Garrison–Bismarck No. 1 and 2, Dawson County-Medora, and Wolf Point-Circle Transmission Lines, Strs. 45/4, 60/2, 61/1, 61/4, 17/2, and 90/3, 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 5 – Transmission Line Steel Pole Structures (March 2010), Standard 6 – Light Duty Transmission Line Steel Pole Structures (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 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, and 3 describe the work to be performed.

The sites are located as follows:

1. Garrison-Bismarck No. 1 and 2:

Strs. 60/2, 61/1, and 61/4 are located about 1 to 2 miles north of Bismarck, North Dakota in

Burleigh County as shown on drawings BS T0001 and GA-BS D 0002.

Str. 45/4 is located about 16 miles north of Bismarck, North Dakota in Burleigh County as shown on drawings BS T0001 and GA-BS D 0002.

2. Dawson County-Medora:

Str. 17/2 is located about 10 miles east of Glendive, Montana in Dawson County as shown on drawing DC-MDR T0004.

3. Wolf Point-Circle:

Str. 90/3 is located just to the north of the Circle Substation about 3-4 miles north of Circle, Montana in McCone County as shown on drawing CR 0015.

The principal components of work include providing five steel pole structure foundations, one steel poles-base installation, and associated miscellaneous sitework.

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

C. DESCRIPTION OF BIDDING SCHEDULE ITEMS:

1. Bidding Schedule items “Mobilization and preparatory work for GA-BS No. 1 and 2 transmission lines structures”, “Mobilization and preparatory work for DC-MDR transmission line structure”, and “Mobilization and preparatory work for WP-CR transmission line structure” includes the following:

a. Performing mobilization and preparatory work (for each individual transmission line) in accordance with Section H of the contract clauses.

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

c. Complying with DOE O 442.2, Differing Professional Opinions for Technical Issues

Involving Environment, Safety and Health

2. Bidding Schedule Item “Mobilization and preparatory work for GA-BS No. 1 and 2 transmission lines structures” shall not exceed 5% of Bidding Schedule Item “Concrete foundations for Strs. 45/4, 60/2, 61/1, and 61/4 on GA-BS No. 1 and 2 transmission lines.”

3. Bidding Schedule Item “Mobilization and preparatory work for DC-MDR transmission line structure” shall not exceed 5% of Bidding Schedule Item “Steel poles-base installation for Str.17/2 on DC-MDR transmission line.”

4. Bidding Schedule Item “Mobilization and preparatory work for WP-CR transmission line structure” shall not exceed 5% of Bidding Schedule Item “Concrete foundation for Str.

90/3 on WP-CR transmission line.”

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 calendar days from date 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. SEQUENCE OF WORK/OUTAGE RESTRICTIONS: In addition to the outage 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 an 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 condition which may cause an adverse effect on the transmission system operation 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.

b. Make all outage requests in writing to the COR a minimum of 3 weeks in advance. The contractor shall schedule and sequence the work to minimize outages.

4. SAFETY AND HEALTH PROGRAM: Prior to the start of field construction operations at the job site, submit a Safety and Health Program. Prior to beginning onsite construction, a preconstruction safety meeting will be conducted with the Contractor’s supervisory personnel, any major subcontractors, and Western.

E. CONSTRUCTION PROGRAM:

1. SUBMITTALS: Submit a construction program to the COR within 10 calendar days after date of Notice to Proceed.

F. MATERIAL

Furnish all material for completing the work with the exception of the following:

1. Garrison-Bismarck No. 1 and 2: Strs. 45/4, 60/2, 61/1, and 61/4

The foundation anchor bolts will be Government furnished. The estimated delivery date of the anchor bolts is late August 2014.

2. Dawson County-Medora: Str. 17/2

The steel-poles bases for the two foundations will be Government furnished. The estimated delivery date of the steel pole H frame structure is the middle of August 2014. The delivery location is Western’s Dawson County Substation, 112 Highway 200 South, Glendive, MT 59330.

3. Wolf Point-Circle: Str. 90/3

The foundation anchor bolts with welded bolt circle and rebar cage will be Government furnished. The material will be located at the Circle Substation which is next to the site.

G. RIGHTS-OF-WAY:

Any areas disturbed in the Public rights-of-way shall be left in conditions specified by local government and Western representatives. Orient construction methods and equipment to utilize Government-furnished rights-of-way or obtain additional temporary access without additional cost to Western.

All efforts shall be made to minimize damage to Western’s rights-of-ways. Any damage made to property outside of Western’s rights-of-way shall become the responsibility of the contractor, including rutting, soil compaction, and crop damage.

H. GEOLOGIC INVESTIGATIONS:

No geologic logs of subsurface explorations are available for the four structures foundations on the Garrison-Bismarck No. 1 and 2 transmission lines.

No geologic logs of subsurface explorations are available for Str. 17/2 on the Dawson County- Medora transmission line.

Geologic logs of subsurface explorations near Str. 90/3 on the Wolf Point-Circle transmission line are shown on drawings CR 8000 and CR T0008.

Samples and cores of recovered material were not retained. Bidders shall obtain their own samples and perform tests on the material to evaluate properties, which they believe to be significant.

Western does not guarantee that the geological information and records show the conditions that will be encountered in performing the work, but only that the geologic information and records show conditions encountered at the particular point and time the information and records were obtained.

The geologic information may not indicate variations, such as those caused by seasonal fluctuations in rainfall and other factors, which may affect the water level. 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. Provide necessary transmission lines, distribution circuits, transformers, and other electrical equipment for distributing the power to the places of use. At contract completion, remove temporary electrical equipment and distribution lines.

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. BURIED UTILITIES:

Prior to excavation, examine the area and determine the location of buried utilities. Utilities shall be identified with a marker denoting the type of service.

M. 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 (i.e. 14WC108645-663), 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 ATTN: B5620.HU, Trevor Howard 200 4th Street SW Huron, South Dakota 57350-2474 Email: THoward@wapa.gov

DIVISION 2 – SITEWORK

A. GENERAL:

1. Bidding Schedule does not include separate items for the following. Include these items in Bidding Schedule item “Mobilization and preparatory work”.

a. Clearing as required.

b. Grading as required.

c. Placing and compacting refill material where needed.

d. Removing and disposing of excess materials not suitable or needed for construction as determined by the COR. The Contractor shall make arrangements required for disposal of waste material in an approved landfill.

e. Surveying and setting the centerline of the new foundations. The foundations for the

Garrison-Bismarck and Wolf Point-Circle structures shall be set in line with the existing transmission lines. The Dawson County-Medora structure will be set in line between Strs.

17/1 and 17/3 in the original tower location.

Offsets from the existing transmission line towers are shown on drawings GA-BS 1 4248, 4262, 4263, and 4264, DC-BEF T400, WP-CR T0006, and FP-DC 1 T4042-1. The approximate longitude and latitude of the new foundations for Garrison-Bismarck structures are shown in Table 1.

f. Seeding and protecting areas disturbed by construction operations.

g. Any areas that are damaged when traveling to new steel pole foundations shall be restored to preexisting conditions. Any damages to crops shall be at the expense of the Contractor; include anticipated crop damage costs in applicable bid items.

h. Complying with Environmental Standards.

Table 1: Location of foundations on Garrison-Bismarck 230 KV Transmission No. 1 and 2 Lines

Structure No. Longitude (DMS) Latitude (DMS)

45/4 100° 47’ 53.432” W 47° 03’ 10.948” N 60/2 100° 44’ 47.853” W 46° 50’ 51.686” N 61/1 100° 44’ 25.066” W 46° 50’ 15.749” N 61/4 100° 44’ 08.313” W 46° 49’ 49.319” N

DIVISION 3 - CONCRETE

A. GENERAL:

1. MATERIAL:

a. Cement: Type V cement for Garrison-Bismarck structures (see drawing GA-BS D 2100 for other requirements).

b. Cement: Type II cement for the Dawson County-Medora and Wolf Point-Circle structures

(see drawing WP-CR 2100 for other requirements).

c. Fly Ash: Shall be used in accordance with the “Use of Recovered Material and Biobased

Material Products” paragraph of Standard 13.

d. Compressive Strength: 4000 psi at 28 days for transmission line concrete foundations.

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

f. 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 for Strs. 45/4, 60/2, 61/1, and 61/4 on GA- BS No. 1 and 2 transmission lines” includes the following:

a. Provide four concrete foundations for structures 45/4, 60/2, 61/1, and 61/4 for steel pole structures as shown on drawing GA-BS D 2100.

b. Earthwork, formwork, reinforcement, material used in concrete, curing, finishing, and other related work and material needed to complete the concrete construction.

c. Dewatering the foundation excavations, if required.

d. Casing auger excavations, if required.

e. Trial augering, if required.

Measurement for quantities of concrete foundations will be made on the basis of concrete quantities as shown on drawing GA-BS D 2100. Regardless of the concrete quantities actually placed, payment will be based on the quantities of concrete shown on this drawing.

2. Bidding Schedule item “Steel poles-base installation for Str. 17/2 on DC-MDR transmission line” includes the following:

a. Installation of 276H-85 steel H-frame structure base sections with concrete backfill as shown on drawing 43-276H 2200. The auger-hole depth shall be 26 feet deep with a minimum diameter of 4.5 feet. The base diameter of each leg of the 276H-85 H-frame structure is 40 inches.

b. Earthwork, formwork, material used in concrete, curing, finishing, and other related work and material needed to complete the steel-structure base installation.

c. Dewatering the foundation excavations, if required.

3. Bidding Schedule item “Concrete foundation for Str. 90/3 on WP-CR transmission line” includes the following:

a. Provide one concrete foundations for structure 90/3 for steel pole structure.

b. Earthwork, formwork, reinforcement, material used in concrete, curing, finishing, and other related work and material needed to complete the concrete construction.

c. Dewatering the foundation excavations, if required.

Measurement for quantities of concrete foundations will be made on the basis of concrete quantities as shown on drawing WP-CR 2100. Regardless of the concrete quantities actually placed, payment will be based on the quantities of concrete shown on this drawing.