Final_Plans.pdf

PDF 18 MB Posted Jul 11, 2019

Attached to: FY19 Texas City Placement Area Improvements
Solicitation number: W912HY19B0016
Issued by: Department of the Army Corps of Engineers Engineering District Galveston

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Final Plans

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File	Type	Posted
Copy_of_19b0016_BID_ABSTRACT.pdf	PDF	Aug 16, 2019
Amend-0002_W912HY19B0016_9_Aug_2019_(1).pdf	PDF	Aug 13, 2019
amend_0001.pdf	PDF	Jul 30, 2019
Specs_Final.pdf	PDF	Jul 11, 2019

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TOTAL

ARMY

QUALITY

July 2019

Galveston, Texas

Corps of Engineers

U. S. Army Engineer District, Galveston

Office of the District Engineer

SOLICITATION NO.:

SWG FILE NO.:

e c n el le cxE fo ret n e C

Coastal Navigation and Environmental Restoration

W912HY19B0016

GALVESTON COUNTY, TEXAS

TEXAS CITY SHIP CHANNEL

TEXAS CITY PA IMPROVEMENTS

employment as required by ER 1110-1-8152.

individuals appear on these project documents within the scope of their of Engineers. The initials or signatures and registration designations of

This project was designed by the Galveston District of the U.S. Army Corps

GALV 308-387

CHIEF, ENGINEERING BRANCH

WILLIE JOE HONZA, P.E.

of Engineers U.S. Army Corps

Galveston District

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W912HY19B0016

SOLICITATION NO.:

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GALV 308-387SWG FILE NO.

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EXISTING DIKE

WEIR SPILLWAY

STRUCTURE

DROP OUTLET PIPE(S)

EXIST. DIKE TO REPAIR

AREA

BORROW

HORIZONTAL CONTROL POINT

PLAN LEGEND

(W912HY-09-R-005)

THE ORIGINAL CONSTRUCTION DRAWINGS

THESE COORDINATES WERE EXTRACTED FROM

RIPRAP

RIPRAP OUTLINE

CONDITIONS LOOKING WEST

SNAKE ISLAND RD ACCESS ROAD

GENERAL NOTES:

TIMES FOR COMPLIANCE.

COMPACTION EQUIPMENT SHALL BE MONITORED BY THE CONTRACTING OFFICER AT ALL

THE BORROW FILL MATERIAL IS NOT OVER COMPACTED. LIFT THICKNESSES AND

EMBANKMENT CONSTRUCTION SECTION (35 41 00.01 45) IN THE SPECIFICATIONS TO ENSURE

12. COMPACTION MEANS AND METHODS SHALL BE STRICTLY ADHERED TO AS SPECIFIED IN THE

AND PLACING THE FILL MATERIAL.

REPRESENTATIVE SHALL APPROVE THE MATERIAL PRIOR TO THE CONTRACTOR HAULING

COMPACTING EXCESSIVELY “WET” SOIL IS EXPECTED TO BE UNSTABLE. AN USACE

EXCESSIVELY “WET” AND AFFECT THE CONSTRUCTION OPERATIONS, E.G., COMPACTION.

MATERIAL SHALL BE GIVEN TIME TO BE “DRIED” SUFFICIENTLY SO THAT IT IS NOT

11. IF THE IDENTIFIED BORROW AREA MATERIAL AT SPPA 2 IS FORECASTED TO BE USED, THIS

THE DETAIL ON SHEET C-501.

BORROW AREA DITCH SIMILAR TO BORROW AREA 1. BORROW AREA 1 AT PA 5 SHALL FOLLOW

BY THE CONTRACTING OFFICER. THE INTENT IS TO AVOID THE CREATION OF AN EXCAVATED

BEYOND SIMILAR SURROUNDING TERRAIN ELEVATION IS NOT ALLOWED UNLESS APPROVED

10. OVER EXCAVATION OF THE BORROW AREA AT SPPA 2, AND BORROW AREA 2 AT PA 5

AREAS TO PREVENT ENCROACHMENT OF THE ADJACENT TOE.

9. CONTRACTOR SHALL EXERCISE CAUTION WHEN EXCAVATING THE IDENTIFIED BORROW

THE PRIOR APPROVAL OF THE CONTRACTING OFFICER.

SPPA 2 SHALL BE THE ALTERNATE SOURCE OF BORROW MATERIAL AND ONLY BE USED WITH

OF BORROW MATERIAL FOR THE DIKE RESTORATION. THE DESIGNATED BORROW AREA AT

8. THE DESIGNATED BORROW AREAS AT PLACEMENT AREA 5 SHALL BE THE PRIMARY SOURCE

REQUIRE APPROVAL BY SECURITY AT THE ENTRANCE TO BE UTILIZED.

11.5'. SEE DETAIL A ON THIS SHEET. ACCESS ROAD NOT USACE OWNED. CONTRACTOR WILL

7. THE ACCESS ROAD VARIES IN WIDTH DUE TO EROSION WITH THE NARROWEST SEGMENT AT

6. DIKE TO BE RAISED TO A MINIMUM ELEVATION OF 6.5' (NAVD88) AS SHOWN IN SHEET C-101.

AND EXTENT OF THE WORK SPECIFIED IN THESE PLANS AND SPECIFICATIONS.

5. THE CONTRACTOR IS HIGHLY SUGGESTED TO VISIT THE SITE TO ASSESS THE CONDITIONS

DATED 2016, UNLESS OTHERWISE NOTED.

4. AERIAL IMAGERY SOURCED FROM THE NATIONAL AGRICULTURE IMAGERY PROGRAM (NAIP),

THE CONTRACTOR UPON REQUEST IN WRITING.

3. ADDITIONAL CONTROL POINTS AND ALIGNMENT DATA (IF AVAILABLE) WILL BE FURNISHED TO

TEXAS SOUTH-CENTRAL ZONE, U.S. SURVEY FEET.

2. HORIZONTAL DATUM AND DISTANCES ARE REFERENCED TO TEXAS STATE PLANE, NAD83,

USING GEOID12B.

1. ELEVATIONS ARE REFERENCED TO NORTH AMERICAN VERTICAL DATUM OF 1988 (NAVD88)

G-002 G-003

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2. SEE TYPICAL SECTIONS DRAWING FOR DETAILED DIMENSIONS. 3. SURVEY DATE: FEBRUARY 2019

1. CROSS SECTIONS VIEWED LOOKING TOWARDS INCREASING STATIONS.NOTES:

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NOTES: 1. CROSS SECTIONS VIEWED LOOKING TOWARDS INCREASING STATIONS.

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NOTES: 1. CROSS SECTIONS VIEWED LOOKING TOWARDS INCREASING STATIONS.

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2.5

BAY SIDE INTERIOR

ORIGINAL DIKE CENTERLINE

(SEE NOTE 2)

NEW EDGE OF FILL

(SEE NOTE 1)

EXISTING RIPRAP

DIKE TEMPLATE

ORIGINAL CONSTRUCTION

EXISTING DIKE SURFACE

NEW SEMI-COMPACTED FILL

15'

LIMITS OF STRIPPING

W.S. ELEV. (VARIES)

PERIMETER DIKE SECTION

N.T.S.

RELOCATED AND RE-SET TO THE EXTERIOR SLOPE WITHIN THE SAME LIMITS.

3. THE AS FOUND INTERIOR "COLLAPSED" RIPRAP SEGMENT SHALL BE

MIN. 6.5' (NAVD 88) ELEVATION CROWN.

2. NEW EDGE OF FILL SHALL CONTINUE THE EXISTING EDGE OF RIPRAP AT 1V:2.5H SLOPE TO A

NO WORK SHALL BE CONDUCTED BELOW THE EXISTING SURFACE.

1. THE EXISTING RIPRAP SHOWN BELOW THE EXISTING SURFACE IS FOR INFORMATION ONLY.

NOTES:

N.T.S.

PA 5 BORROW AREA 1

@ ELEV. 6.5'

MIN. TOP OF DIKE

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SURFACE

EXISTING GROUNDDIKE

EXISTING PERIMETER

REPOSE.

3. BORROW AREA DITCHES SHALL BE SLOPED WITH ANGLE OF

EXISTING TOE.

2. EDGE OF BORROW AREA SHALL BE MINIMUM OF 50' AWAY FROM

DURING EXCAVATION.

1. BORROW AREA IS TO BE DRAINED CONTINUOUSLY AND KEPT DRY

NOTES:

OF EXISTING RIP RAP

APPROXIMATE EDGE

M A

VARIES

(SEE NOTE 2)

50' MIN

G-0

GALV_308-387_CONTRACT-PLANS_TxSc83

C-1

GALV_308-387_CONTRACT-PLANS_TxSc83

C-3

GALV_308-387_CONTRACT-PLANS_TxSc83

C-5

GALV_308-387_CONTRACT-PLANS_TxSc83

	2019-07-11T17:18:55-0500
HONZA.WILLIE.J.1231036136

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