Attachment 1 Conceptual Drawings Navigation Improvements.pdf

Request for Qualifications (Phase I) Lock and Dam #3 Navigation Improvements

Design‐Build Procurement

July 2009

Attachment 1 – Conceptual Drawings

U.S. ARMY CORPS OF ENGINEERS

St. Paul District

W912ES‐09‐R‐0025

A

B C D

E F G H

A B C D E F G

St. Paul District

DRAWING NUMBER:

SHT OF

H

3b

03b 53

PLATE NO.

A

B C D

E F G H

A B C D E F G

St. Paul District

DRAWING NUMBER:

SHT OF

H

3c

03c 53

PLATE NO.

SPOT DIKE CONTROL LINE

SPOT DIKE A

MISSISSIPPI RIVER BACKWATER

MARSH LAKE

ACCESS TRAIL

LIMITS OF WORK

LIMITS OF WORK

1. ADDITIONAL SURVEYS ARE NEEDED TO DETERMINE THE

QUANTITIY AND LOCATION OF POSSIBLE NEW SPOT DIKES.

2. THE ACCESS TRAIL IS AT EXISTING GRADE.

3. EXISTING GROUTED RIPRAP COVERING IN AREA ROUGHLY

800’ BY 50’ IS SLOUGHING AND THEREFORE NEEDS TO BE

REPAIRED. THE ACCESS TRAIL ALONG THE SPOT DIKE

ALIGNMENT SHALL EXTEND ALONG THE ENTIRE LENGTH OF

SPOT DIKE A AND TIE INTO THE LOWER EMBANKMENT.

4. CLEAR & GRUB 15’ FROM OUTSIDE EDGE OF CONSTRUCTION

FEATURES.

5. ALL ELEVATIONS ARE 1912 MSL.

CONCEPTUAL DRAWING - DETAILED DESIGN

TO BE DEVELOPED BY CONTRACTOR