Revised Tech Spec Section 01 11 00 (Dashields - Amend 0002) Attachment 1.pdf

Dashields Locks and Dam Waterway Safety Boom

SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 11 00

SUMMARY OF WORK

08/15

PART 1 GENERAL

1.1 WORK COVERED BY CONTRACT DOCUMENTS

1.1.1 Project Description

1.1.2 Location

PART 2 PRODUCTS

PART 3 EXECUTION

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CERTIFIED FINAL

SECTION 01 11 00

SUMMARY OF WORK

08/15

PART 1 GENERAL

1.1 WORK COVERED BY CONTRACT DOCUMENTS

1.1.1 Project Description

The work includes constructing a waterway safety boom within the Ohio River, upstream of the Dashields Locks and Dam. The purpose of the waterway safety boom is to visually warn river users of the downstream fixed crest dam. The Government furnished waterway safety boom was purchased from Worthington Products Inc. (Worthington) under a separate contract and included the floats, mooring buoys, solar lights, solar light mounts and fuses (breakaway shackles). A complete description of the Government furnished property is described in Section 01 73 19.00 08

GOVERNMENT-FURNISHED PROPERTY (GFP).

The general description of the work is to furnish all material; except items listed as furnished by the Government; equipment, labor, layout the work and supervision required to perform the work. The contract features of work include, but are not limited to the following:

a. Perform all construction related surveying operations related to the work, using horizontal and vertical controls for above and below water conditions, to accurately layout out the work and to locate the waterway safety boom and determine if underwater obstructions occur at the anchor block locations.

b. Furnish and install erosion and sediment control Best Management Practices (BMP's). Remove at the conclusion of the contract.

c. Furnish and install precast concrete anchor blocks at all locations identified on the drawings.

d. Inspect and transport all Government furnished materials from the defined Government storage location to the installation site.

e. Install the Government furnished waterway safety boom, vertical mooring buoys, and anchor line weak links as indicated on the contract drawings across the river and install Government furnished solar lights on top of the vertical mooring buoys. The Contractor shall furnish and install all material not specifically identified as Government furnished property.

f. Fabricate, deliver and install new boom metal storage racks at the designated location at the site.

g. Confirm location of the vertical mooring bouys and anchor blocks with a remotely operative vehicle (ROV) with GPS capabilities and submit the results to the Government.

h. Cleanup and restore all laydown and storage areas and access road to the original condition at the start of the contract.

SECTION 01 11 00 Page 2

1.1.2 Location

The project site is located on the Ohio River at the Dashields Locks and Dam in Allegheny County, Pennsylvania at river mile 13.3 downstream from the Point in Pittsburgh. The site is a few miles upriver from Aliquippa, Pa. off Route 51 near the small town of Glenwillard and across the river from the nearby residential communities of Edgeworth and Sewickley.

PART 2 PRODUCTS

Not used.

PART 3 EXECUTION

Not used.

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