503 SOW.pdf
PDF 221 KB Posted
- Attached to
- Crane Repair/Replacement Federal contract opportunity
- Solicitation number
- N00173-24-Q-MR11
About this file
This document provides a statement of work and notice of intent for crane repair and replacement services. The Naval Research Laboratory intends to sole source a firm fixed price purchase order to Craneworks Inc. to remove and replace two top running trolley hoists on Crane #503, install new bridge controls, radio system, and festoons. The statement of work specifies the crane specifications and components to be removed and installed. Interested parties may submit capability statements by March 12, 2024 but the notice indicates the Navy's intent to negotiate only with Craneworks. The proposed award is to provide supplies and services outlined in the attached statement of work for crane refurbishment with a project duration of 365 days at the Naval Research Laboratory facility in Washington, D.C.
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Text version
GENERAL DESCRIPTION – SOW TO REFURBISH CRANE# 503 / NRL-A59
The contractor shall remove two top running trolley/hoists, install new bridge controls, radio, festoons system, bridge motors components as listed below. The contractor shall provide fully qualified NAVFAC P-307 certified personnel to perform all work and acceptance to ensure crane is in full compliance with the NAVCRANECENINST 11450.2A.
The contractor must perform necessary engineering services, generate submittals and drawings retain an approved Crane Alteration Request (CAR) from the Navy Crane Center prior to fabrication and installation.
REMOVE & REPLACE:
Two (2) top running trolley hoists
• Capacity: 15 ton Labeled Capacity: 30,000 Lbs.
• Lift available: 57ft. Lift required: 40FT.Number of Safety Wraps: 2
True Vertical Lift
• Rope: 4-PD 7/16’’ 6X37 IWRC
• Voltage - Line: 460-3-60 (NRL Code 3523.5 to verify voltage for order)
Control: 115v
• Hoist speeds & motor HP: 27FPM, Flux Vector, 30HP@1800RPM, continuous duty, TENV. motor with TAS
• Trolley speeds & motor HP: 75FPM variable speed, 1.5HP@1800RPM, 60 min. duty, TENV. motor with TAS
• Hoist and Trolley must be 5 speed
• Rail or Beam Size: 30# ASCE (NRL Code 3523.5 to specify rail size for order)
• Gage: 96’’
• Hoist Limit Switches: NEMA 4 Block upper. NEMA 12 Geared upper/lower
(Cam Style).
• Control enclosure: NEMA 4/12
• Hoist Brakes: A/C Disc type motor brake. LESS Mechanical load brake.
• Hoist run hour meter
• Drive Fault warning light and sounder.
• 3 position keyed bypass circuit for limit switch testing.
• 2 position keyed switch for hoist brake energizer for drive fault testing.
• 2 position overload bypass switch for load testing.
Remove and install the following items on the Bridge Crane
• New dual feed power and control festoon system including festoon, track, and hardware.
• Install two new bridge drive gearmotors with brakes.
• Install a new MLTX 5 Speed Radio Control system with 2 transmitters.
• New fused bridge level disconnect
• New Bridge Control Panel (5 speed VFD) o Control panel with 2 - 15 Amp internal GFCI Outlets o Removable Bi-fold doors o LED panel light (door activated) o Reinforced Panel with lifting lugs o Hour Meters bridge operations o Separate lighting and indicator panel to be mounted under walkway
(power available, mainline energized, horn, and bridge travel motion)
TIME SCHEDULE:
Project duration: 365 Days
CONSIDERATIONS:
The Contractor will provide cost breakout of Materials, Labor, Per Diem, Mileage, Specialized Equipment (Man-Lift / Scissor Lift), and any additional costs to complete project.
MRamirez Highlight
File details come from the government source that posted it. Updated .