Solicitation

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W911WN23B8018: Lower Pool Workboat Mooring Area, Dashields Locks and Dam, Allegheny County, Pennsylvania

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Description

Lower Pool Workboat Mooring Area, Dashields Locks and Dam, Allegheny County, Pennsylvania.  The U.S. Army Corps of Engineers, Pittsburgh District, has a project that involves construction of an anchored sheet pile wall along the Ohio River to create a workboat mooring area at Dashields Locks and Dam, Allegheny County, PA.  The work is to be performed from the landward side of the existing lower guide wall which is accessed from an existing parking lot adjoining to Dashields Lock Road.  The base contract generally includes construction of an anchored sheet pile wall approximately 80 feet long, located between the Dashields Locks and Dam lower guide wall and the existing parking area, followed by limited underwater excavation to create draft and a footprint for safe mooring of the facility’s workboat.  Mooring and access appurtenances including an access ladder and a variable height mooring system with integrated fender system shall also be installed at the rear face of the lower guide wall as part of this contract.  The major features of the requirements are identified below:The contract specifically includes:a.	Erosion and sediment controls consistent with the magnitude and scope of projects involving work on a waterway.b.	Removal and salvage, including stockpiling and replacement, of existing riprap slope protection along the riverbank.c.	Sheet pile driving parallel to an existing lock wall with active river navigation.d.	Installation of post-tensioned multi-strand tie-back anchors.•	Drilling and casing inclined boreholes through soil and bedrock.•	Watertightness testing and grouting.•	Connection of anchor to sheet pile wall structure.•	Anchor post-tensioning including proof and performance testing.e.	Underwater excavation and disposal of excavated materials.f.	General earthwork including excavation and slope grading.g.	Limited mechanical demolition of concrete rubble and large diameter rock to facilitate construction.h.	Design and installation of a variable height, slide based mooring system to be installed at the rear face of the existing concrete lower guide wall.i.	Removal, replacement, modification, and new construction of security fencing on various mounting surfaces.j.	Removal and replacement of guiderail.Excavated soils must be disposed of at a commercially permitted facility licensed to accept the material.  Concrete rubble and other construction waste material must also be disposed of at a commercially permitted facility licensed to accept the waste or recycled if applicable.The work shall be completed within 365 calendar days after written Notice to Proceed. NOTE:   Information regarding the U.S. Army Corps of Engineers process for settling requests for equitable adjustments and duration goals to achieve definitization of equitable adjustments for change orders under construction contracts can be found by going to https://www.usace.army.mil/Business-With-Us/Partnering/then clicking on “View FFP Contract Changes Playbook Here”.

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Dashields Lock and Dam100 Dashields Lock RoadCoraopolis, PA 15108

Recovery Act

Yes

Contract Information

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WILLIAM S MOORHEAD FEDERAL BUILDING 1000 LIBERTY AVE PITTSBURGH  PA  15222-4198 PITTSBURGH PA 15222-4198 USA

A Material Safety Data Sheet (MSDS) must be attached to offer submissions in accordance with FAR Clause 52.223-3.

Attachments

Name	Number	File/URL	Date	Document Type	Include in Response
W911WN23B8018_Amendment_0002		W911WN23B8018_Amendment_0002.pdf	2023-05-10	Attachment	No
Section_31_38_13		Section_31_38_13.pdf	2023-05-10	Attachment	No

Update / Notice

Update / Notice ID	Description	Posted Date	Response Date
0001	Lower Pool Workboat Mooring Area, Dashields Locks and Dam, Allegheny County, Pennsylvania. The U.S. Army Corps of Engineers, Pittsburgh District, has a project that involves construction of an anchored sheet pile wall along the Ohio River to create	2023/05/04 14:26 UTC	2023-05-16 11:00 Eastern Daylight Time
W911WN23B8018	Lower Pool Workboat Mooring Area, Dashields Locks and Dam, Allegheny County, Pennsylvania. The U.S. Army Corps of Engineers, Pittsburgh District, has a project that involves construction of an anchored sheet pile wall along the Ohio River to create	2023/04/14 18:25 UTC	2023-05-16 11:00 Eastern Daylight Time