PAN24P004570 BNSRMPH123_PLANS_DRAFT.pdf

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Bonneville Spillway Rock Mitigation
Solicitation number
PAN24P004570
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About this file

This document is a sources sought notice for a federal contract opportunity related to the Bonneville Spillway Rock Mitigation project. The U.S. Army Corps of Engineers, Portland District is seeking information from industry, including small businesses, about their interest, capabilities, and qualifications to perform the work.

The project involves constructing two concrete barriers on the Bonneville Dam spillway apron to prevent rock from migrating into the stilling basin. The scope includes pre-cast concrete construction, underwater formwork and tremie concrete placement, and rock removal from the spillway. The Corps plans to award a single firm-fixed-price construction contract with an estimated cost over $10 million. Construction is anticipated to be completed by the end of 2026. The Corps is seeking maximum small business participation at the prime and subcontractor levels. Formal responses to the sources sought notice are due by October 31, 2024.

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DRAFT

OVERALL SPILLWAY PLAN AND PARTIAL ELEVATIONBDF-0-32/3

CONCRETE OUTLINE BAYS 1-18BDD-2-49/1

DEFLECTOR PLANS ANS SECTIONSBDD-2-7/1

TYPICAL SECTION THRU DSM STA 10+16 TO STA 15+35M-5-12 SHT67

DOWNSTREAM APRON AND BAFFLES STA 13+90 TO STA 16+04M-5-12 SHT64

DOWNSTREAM APRON AND BAFFLES STA. 7+90 TO 12+70M-5-12 SHT26

DOWNSTREAM APRON AND BAFFLES BTWEEN ABUT A-2 AND STA 7+90M-5-12 SHT25

SECTION THRU DAM BASE AT ELEV -36 CREST AT ELEVATION +24M-5-12 SHT10

PLAN OF DAM PIER 5 TO 10 AT ELEVATION +24.0M-5-12 SHT3

PAN OF DAM FROM PIER 13 TO ABUTMENT 2M-5-12 SHT2

GENERAL PLANM-5-12 SHT1

TYPICAL SECTION THRU DAMM-5-12

INFORMATIONAL DRAWINGS

MODULE SECTIONS AND DETAILSS- 501

SECTION - C THRU DAMS-104

SECTION - B THRU DAMS-103

PLAN NORTH CONSTRUCTION CONTROL JOINT LOCATIONSS-102

PLAN SOUTH CONSTRUCTION CONTROL JOINT LOCATIONSS-101

PLANS AND SECTIONSS-100

BATHYMETRYS- 003

ISOMETRICS- 002

GENERAL NOTESS- 001

STRUCTURAL

PROJECT OVERVIEW SITE MAP AND LOCATIONG-101

GENERAL NOTES, LEGEND AND APREVIATIONSG-003

DRAWING INDEXG-002

COVER SHEETG-001

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CONSTRUCTION JOINT

LONGITUDUTINAL

30'-0"30'-0"

13'-0"

CONCRETE BARRIER

G - 001 COVER SHEET
G - 002 DRAWING INDEX
G - 003 GENERAL NOTES, LEGEND AND APREVIATIONS
G - 101 PROJECT OVERVIEW SITE MAP AND LOCATION
S - 001 GENERAL NOTES
S - 002 ISOMETRIC
S - 003 BATHMETRY
S - 100 PLANS AND SECTIONS
S - 101 PLAN SOUTH CONSTRUCTION CONTROL JOINT LOCATIONS
S - 102 PLAN NORTH CONSTRUCTION CONTROL JOINT LOCATIONS
S - 103 SECTION - B THRU DAM
S - 104 SECTION - C THRU DAM
S - 501 MODULE SECTIONS AND DETAILS

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