B.08.03 Amendment 0002-Plans.pdf

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Attached to
Levee Rehab - MRLS 408-L and MRLS 400-L , Missouri
Solicitation number
W912DQ20B1010
Issued by

About this file

This document package includes plans and specifications for levee rehabilitation work. The project involves repairing damages to the MRLS L-400 and 408 levee systems sustained during the 2019 flood event. Repairs include excavation, fill placement, construction of quarried stone bank erosion protection features, temporary and permanent seeding. The work will be performed according to specification sections for levee construction and channel protection stone. The solicitation is issued by the U.S. Army Corps of Engineers Kansas City District for repairs that include excavation, fill materials, stone bank erosion protection construction, and seeding. The awarded contractor will complete temporary seeding in summer 2020 and permanent seeding in fall 2020.

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Text version

20'10'

20'10'

EXISTING LEVEE EMBANKMENT

ORIGINAL LEVEE FORESHORE

APPROX. 30'

APPROX. ELEV. 763'

EXCAVATION LIMITS

EXISTING 24" RIPRAP LAYER

APPROX. ELEV. 763'

EXISTING LEVEE EMBANKMENT

EXISTING 24" RIPRAP LAYER

QUARRY RUN STONE

APPROX. EXISTING GROUND

MIN. 5'MIN. 10'

APPROX. ELEV. 730'

TOE OUT TO CHANNEL BOTTOM

APPROX. ELEV. 730'

TOE OUT TO CHANNEL BOTTOM

EXCAVATION LIMITS

MIN. 2'MIN. 10'

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TYPICAL LEVEE SCOUR REPAIR EXCAVATION DETAIL

SCALE: NTS

APPROX. WATER ELEV. 741'

APPROX. WATER ELEV. 741'

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TYPICAL LEVEE SCOUR REPAIR W/ RIPRAP

SCALE: NTS

BOTTOM OF EXCAVATION ELEV. 728'

BOTTOM OF EXCAVATION ELEV. 728'

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EMBANKMENT.

SPECIFICATION SECTION 35 41 00 LEVEE CONSTRUCTION PARAGRAPH 3.19.3

THE MATERIAL SIZES. THE FINAL GRADE OF STONE SHALL BE VERIFIED PER

REASONABLY DENSE, WELL-GRADED MASS OF ROCK WITHOUT SEGREGATION OF

TOP OF THE SLOPE. PLACE THE ROCK IN A MANNER WHICH PRODUCES A

THE CONTRACTOR SHALL PLACE THE RIPRAP FROM THE BOTTOM TO THE 3.

STRUCTURES FOR GRADATION OF QUARRY RUN STONE.

SEE SPECIFICATION SECTION 35 31 19 STONE, CHANNEL PROTECTION FOR 2.

CONTRACTOR SHALL FIELD IDENTIFY SCOUR AREAS WITH COR APPROVAL.1.

AMENDMENTS

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Typical Repair Sections

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