2025.09.04 - LS-101.pdf
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- Solicitation number
- W9127N25BA010
About this file
This document is a site restoration plan from the US Army Corps of Engineers Portland District for the Rogue River South Jetty Expedited Repair project. The plan details specific restoration requirements for a construction site, including gravel road repairs, vegetation replanting, and area restoration. Key restoration specifications include: repairing damaged pavement at contractor's expense, restoring gravel roads with 4% cross slope and 2 inches of surface aggregate, and replanting shrubs and grass in disturbed areas. The planting requirements specify 1 plant per 180 square yards, with 70% coyote brush and 30% Pacific wax myrtle, and grass to be American dune grass or American beach grass. The plan also includes provisions to protect a sand dune area between stations 6+50 and 8+50 and preserve shore pines, with the overall goal of returning the site to pre-construction conditions or better.
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LS101
40' 80'0
SCALE: 1" = 40'
SITE RESTORATION
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SITE RESTORATION NOTES:
1. RESTORE DISTURBED AREAS PER SPEC 32 90 00.00 25 "SITE RESTORATION".
2. ANY DAMAGED PAVEMENT WILL BE AT THE CONTRACTOR'S FULL EXPENSE, REPAIRED TO
PRE-CONSTRUCTION CONDITIONS OR BETTER AFTER ALL OTHER PHYSICAL WORK IS
COMPLETE, BUT PRIOR TO FINAL CONSTRUCTION PHYSICAL COMPLETION DATE.
3. AFTER DEMOBILIZATION, REPAIR GRAVEL ROADS. FILL IN POTHOLES AND RUTS. PROVIDE
4% CROSS SLOPE TO PREVENT POTHOLES. ADD 2 INCHES OF SURFACE AGGREGATE ON
TOP OF ROCK USED FOR CONSTRUCTION ACCESS. INSTALL 3/4"-0 SURFACE AGGREGATE
IN ACCORDANCE WITH ODOT MATERIAL AND COMPACTION REQUIREMENTS. REMOVE
ANY CONSTRUCTION ACCESS MATERIAL PLACED OUTSIDE THE EXISTING GRAVEL ROADS.
REFER TO SPEC 32 90 00.00.
4. PLANT SHRUBS WITH A DENSITY OF 1 PLANT PER 180 SY. 70% OF SHRUBS TO BE COYOTE
BRUSH (BACCHARIS PILULARIS), AND 30% TO BE PACIFIC WAX MYRTLE (MORELLA
CALIFORNICA). REFER TO SPEC 32 90 00.00.
5. PLANT GRASS BETWEEN ALL SHRUBS AND ANY DISTURBED AREA. GRASS TO BE
AMERICAN DUNE GRASS (LEYMUS MOLLIS) OR AMERICAN BEACHGRASS (AMMOPHILA
BREVILIGULATA). REFER TO SPEC 32 90 00.00.
6. PLANTING AREAS ARE APPROXIMATE; SITE RESTORATION WILL DEPEND ON TOTAL
DISTURBED AREA. ALL DISTURBED AREA MUST BE RESTORED ACCORDING TO SECTION
32 90 00.00
7. SAND DUNE BETWEEN STA. 6+50 TO 8+50 TO REMAIN UNDISTURBED. EXCAVATION WEST
OF STA. 8+50 IS AUTHORIZED IF NEEDED FOR STONE PLACEMENT. ANY SAND REMOVED
MUST BE RESTORED ONCE PLACEMENT AND INSPECTION IS COMPLETE. ANY DRIFTWOOD
DISTURBED DURING CONSTRUCTION MUST BE RETURNED TO ORIGIN
PROTECT SHORE PINES
SEE SHEET C-501
SHRUBBERY REPLANT AREA,
SEE NOTES 4 AND 5
RESTORE PARKING
AREA LOT PER NOTE 3
LEGEND:
GRAVEL PARKING LOT RESTORATION.
SHRUBBERY REPLANTING AREA
GRASS REPLANTING AREA
GRASS REPLANT AREA,
SEE NOTE 5
PROPERTY BOUNDARY
CENTERLINE OF JETTY
SAND DUNE TO
REMAIN UNDISTURBED. ANY
DRIFTWOOD DISTURBED
DURING CONSTRUCTION MUST
BE RETURNED TO ORIGIN.
SEE NOTE 7.
REMOVE TEMPORARY JETTY
ACCESS ROAD MATERIAL TO NATIVE
SOIL PRIOR TO PLANTING GRASS.
GRAVEL BERM TO BE
RESTORED TO
PRECONSTRUCTION
CONDITIONS.
JETTY ACCESS RAMP TO REMAIN
FOLLOWING CONSTRUCTION .
BLOCKER STONES TO BE ADDED
FOLLOWING CONSTRUCTION.
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