Attachment 02-BAR Intake Crane Pre-Bid Telecon_20200623.pptx
PPTX presentation 40 MB Posted
- Solicitation number
- W912P520R0001
About this file
This document provides details on a forthcoming federal contract solicitation for the removal and replacement of a 165-ton gantry crane at Barkley Dam in Grand Rivers, Kentucky. The Nashville District U.S. Army Corps of Engineers intends to issue a request for proposal for a firm fixed price construction contract. The contractor will be responsible for designing, manufacturing, assembling, testing and installing a new 165-ton multi-hoist gantry crane. Additional work includes removing the existing crane and below-the-hook lifting devices. Electrical work involves installing new 480V feeders. The anticipated NAICS code is 333923 for overhead traveling crane manufacturing with a size standard of 500 employees. The solicitation will be full and open competition with a period of performance of 420 calendar days from notice to proceed. The anticipated release date for the solicitation is June 2, 2020, with site visits scheduled thereafter. The contract value is estimated to be over $10 million. Offerors must register in the System for Award Management database.
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Text version
Pre-Bid Telecon July 06, 2020
Barkley Intake Gantry Crane Replacement
.59
Agenda Roll Call
Introduction
On-Site Visit
Scope of Project
Execution/Construction
Due to the COVID-19 pandemic, access to Barkley Power Plant is restricted. This project briefing was developed to ensure that each prospective bidder receives the same project description. Information in the brief is only for the purpose of facilitating a discussion with prospected bidders. Only the project plans and specification should be used in preparation of bids.
Roll call
| ATTENDANCE | COMPANY |
| Collier Electrical Service, Inc. | |
| WEMCO Incorporated | |
| Konecranes | |
| CJ Mahan Construction Co. | |
| J.F. Brennan Company, Inc. | |
| BCI Construction USA, Inc. | |
| Uni-Systems Engineering, Inc. |
Contracting Introduction Solicitation posted June 25, 2020.
Contractors should have sent in list of employees (max 2) to visit site by July 1, 2020.
Site Visit – Tuesday July 7, 2020 @ 9:00 a.m. CST
Questions Due Date:
Thursday July 9, 2020 @ 12:00 a.m. Central Time
Bid Opening Due Date – Friday July 27, 2020 @ 1:00 p.m. Central Time
Email questions to Ray Kendrick, Contract Specialist, at Ray.Kendrick@usace.army.mil.
Contracting Officers Representative (COR) Information John Reed, Senior Project Engineer and COR
Ongoing Projects Specification Sections Contract Options Liquidated Damages Schedule Submittals
EM385-1-1
Quality Control
ON-SITE SITE VISIT
Contractors will park in the highlighted area when arriving.
Tues. July 7, 2020
Will not go into the Power House except to use the restroom with an escort, will go as a group either at the beginning of tour or after, will take 1 or 2 in at a time.
Will be required to wear hard hat and safety boots around crane.
ON-SITE SITE VISIT (Continued) May take pictures of the crane and access points to the crane but not of other items.
All questions shall be submitted to Ray Kendrick, Contract Specialist, for official responses, at Ray.Kendrick@usace.army.mil.
Project Scope Firm-Fixed Price Construction Contract, Best Value Trade Off type of acquisition
Removal and Replacement of 165-Ton Intake Gantry Crane Performance base specifications Design-Build Fabrication of 165 Ton Gantry Crane Fabrication of below the hook lifting devices
Options 1: Crane Deconstruction 2: Crane Rail Replacement 3: Debris Container 4: Spillway Maintenance Platform
Unit 1 Generator rewind was conducted in 2011.
Complex, but standard for hydropower industry New to Barkley, not innovative to industry Limited pool of contractors for routine work that occurs routinely.
Barkley Project
Lock Dam Power plant
Barkley Plant 4 Kaplan Unit Plant (32-43 MW) 12 Intake Gates slots 12 Intake Bulkhead / Trash rack slot 12 Spillways
Barkley Plant Service bay 59 ton intake gate 50 ton spillway bulkhead
Site Orientation Contractor access to intake and intake service bay Large field area available with site restoration gates
Service Bay Field Lay down
Alternate area
Transformer installation
Existing Crane 110 Ton Gantry Crane Single 75 ton intake hoist Tandem 110 ton spillway hoist 10 Ton Jib Old Standards engineered up to 137.5 Ton (125%)
75 ton main lifting beam Intake Gates Bulkheads Trash racks Emergency closure
110 ton spillway lifting beam Spillway bulkheads Designed to set under flow Emergency closure
10 ton Jib Clamshell for trash General maintenance Lifts over railroad
New Crane 165 Ton performance base specifications, Design-Build.
Scope New Gantry Crane, trolley, New from the rails up Enclosed Trolley New lifting beams and below the hook devices (BTH) Intake beam (attached) Spillway (BTH) Debris container Spillway work platform Rail Replacement Option
Major Changes Consolidate to a single main hoist unit Trolley layout Cantilever hoist
New Crane (Rating) 165 Ton New Crane
177,000 lbs. Hydraulic loading of a spillway emergency close +100,000 lbs. Spillway bulkhead 277,000 lbs. = 138.5 Tons + 24,000 lbs. Estimated new spillway lifting beam 301,000 lbs. = 150.5 Tons
10 Ton underhung auxiliary 25 Ton Clamshell 2 Ton maintenance hoist on trolley
New Crane (main hoist) 165 Ton Intake Gate Intake Bulkhead Spillway Lifting beam / Bulkhead Trash rack lifting beam / rack Spillway work platform Debris container Electric gate latches for intake gate/bulkhead Electric linear pin drives for connection to other beams
New Crane (Clamshell) Dual purpose 2 line clamshell bucket (25 ton hoisting line and constant torque closing line) General purpose hook
New Crane (Auxiliary) 10 Ton Hoist Agreement with Railroad for permanent clearance Loads over powerhouse and centerline rail Lift length to service intake floor and service bay
New Crane (Rail Option) ASME B30 and CMAA Compliant Work needed:
Remove grout Replace unusable embedded rail anchors and base plates Some have been checked and appear to be reusable Replace rails Spalling repair Re-grout
Execution / Construction New crane erected in intake service bay area Old crane moved to vicinity of spillway gate 1 and kept in service as long as possible.
Outage Definition: The Crane cannot operate the gates for the intended function including interferences or electrical service.
Outages coordinate with COR Generator max of 2 units during September, October, and November Generator max of 1 unit during outside of September, October, and November NO UNITS during June, July, and August Spillway max of 3 during June, July, August, September, and October No Crane Service: 48 hours maximum for the entire dam / powerhouse with expectation of 24 hours shifts to return crane to service
Execution / De-Construction Existing crane removal estimating permanent closure of Spillway slot 1 Any obstruction in navigation chamber greater than 4 hours = lock closure
Possible mobile crane locations
Possible work barge
Barkley Lock WILL NOT be closed when KY Lock is closed
Execution / Construction Any lifts or obstructions over the railroad must be coordinated with Paducah and Louisville Railroad (P&L) Flag man required, rented from P&L http://www.palrr.biz/contact.htm
Thank you.
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