Amendment_00003_Spec_Page_18.docx

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Longtin Substation, Stage 02 construction project Federal contract opportunity
Solicitation number
DE-SOL-0005448
Issued by
Department of Energy Western Area Power Administration

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AMEND. 000003- SPEC PAGE 18

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Text version

Amendment 000003 Remove and reuse the conductor and overhead ground wire, complete with accessories listed in Table 2-2 from Station 758+00 (Structure No. 13/2) to Station 772+00 (Structure No. 13/3).

TABLE 2-2 – ELECTRICAL ITEMS TO BE REMOVED AND REUSED

MATERIAL
UNIT
QUANTITY
Three (3) 795 kmcil, ACCR, 26/7, “Drake/3M” Conductors
MI
0.2
Two (2) 1/2-inch, HS, 7-Strand Steel Overhead Ground Wire
MI
0.2
Vibration Dampers – Conductor – Approach Span
LS
Vibration Dampers – Overhead Ground Wire – Approach Span
LS

Remove steel lattice towers and remove or cut off the footings listed in Table 2-3.

TABLE 2-3 – STEEL LATTICE TOWERS TO BE REMOVE AND FOOTINGS

TO BE REMOVED OR CUT OFF

TOWER

TYPE

BODY

HEIGHT

(FT-IN)

STRUCTURE NUMBER
EXISTING

STATION

LEG EXTENSION HEIGHT

(FT-IN)

SL
60
13/2
758+00
25-0
SL
60
13/3
772+00
20-0

Dismantle and dispose the steel towers included in Table 2-3.

Drawings 43-29S-2200 and 2201 are included showing structure outline and member sizes. Type 29S are the same as type SL shown in Table 2-3 above. Drawing PADGNE2009 shows the stem and pad foundation for these type 29S towers. Manufacturer’s drawings can be furnished within 30-days following contract award.

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

Excavations for foundations, structures, and trenches.

Placing and compacting earth material and backfill.

Providing gravelfill for the Service Building and under concrete foundations as shown on the drawings.

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 on an approved landfill.

Expansion anchors and adhesive anchors.

Clearing as directed by the COR.

Grading for structure and tower sites and line clearance as directed by the COR.

Excavations for foundations.

File details come from the government source that posted it. Updated .