Sand_Island_Map.pdf

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Attached to
Mouth of the Columbia River Sand Island Pile Dikes Repair
Solicitation number
W9127N21B0011
Issued by

About this file

This sources sought notice is seeking information from small businesses for a potential firm-fixed-price contract to repair pile dikes near the mouth of the Columbia River in Oregon. The U.S. Army Corps of Engineers, Portland District is contemplating repairs to pile dikes 4.01, 4.47, 5.15, and 6.37 including adding rock shore connections, repairing and enhancing enrockment, installing offset pile structures, and placing rock aprons. The work is estimated between $25-100 million and will have a duration of approximately two years. Responses are requested by January 29, 2021 and must include company information, experience with similar projects, and up to two past project examples. The solicitation will likely be set aside for small businesses in NAICS code 237990 with a size standard of $39.5 million.

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Text version

SHEET

DATE

PROJECT

DRAWN BY

PRELIMINARY DRAWINGS: THESE DRAWINGS ARE NOT IN FINAL FORM, BUT ARE BEING TRANSMITTED FOR AGENCY REVIEW.

SEAL

DATE

C2017-068

JBB

02-20-2018 ENG

FIGURE 4.1.1

SAND ISLAND PILE DIKE SYSTEM

COLUMBIA RIVER

MMR DESIGN PLAN

XX of XX

TAYLOR ENGINEERING INC.

10151 DEERWOOD PARK BLVD

BLDG 300, SUITE 300

JACKSONVILLE, FLORIDA 32256

CERTIFICATE OF AUTHORIZATION # 4815

J O

N A

T H

A N

B R

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/1

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A M

NORTH THALWEG

PILE DIKE

AT RM 4.01

RM 4

RM 5

LCR FNC

SHORE CONNECTION

OFFSET PILE DIKE

ENHANCED ENROCKMENT

LEGEND

NOTE: RM = RIVER MILE

PILE DIKE

AT RM 4.47

PILE DIKE

AT RM 5.15

PILE DIKE

AT RM 6.43

N

0 2000' 4000'

SCALE: 1" = 2,000'

REVETMENT

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