A.02 PD Attachment 1 - Specifications for Air Winch for Hoisting Personnel.pdf

ATTACHMENT 1 - SPECIFICATIONS

AIR WINCH FOR HOISTING PERSONNEL

John Day Lock & Dam

1. SCOPE

Contractor shall provide a man lift air winch to John Day Lock and Dam. Furthermore, Contractor shall provide certificates of material, warranty, and NDE testing to the Government. Lastly, Contractor shall provide to the Government a physical copy and digital copy of the air winch operation and maintenance manual, air winch product data sheets, technical drawings, and paint safety data sheets.

2. SPECIFICATIONS

a. AIR WINCH SHALL

i. The air winch must be certified for hoisting personnel and be compliant with applicable standards such as ANSI A10.22, DNV, or European directive No 2006/42/EC requirements for air winch personnel hoists.

1. The air winch must be supplied with at least 100 feet of wire rope. Wire rope diameter must be between 5/16” and ½”.

2. The target capacity of the air winch is 150 kg or 330 lbs. Pulling capacity must not exceed 5000 lbs.

3. The air winch must be powered during both lifting and lowering operations.

4. The air winch must have at least two forms of automatic braking that can hold 150% of maximum load line, one of these can be pneumatic.

5. The air winch must be equipped with an adjustable upper limit switch.

6. The air winch must be fully pneumatic operating between 90-120 psi. All the controls must be fully mechanical with no electrical controls.

7. There must be a minimum of 3 lays of rope on the drum at maximum length of travel.

8. The rope travel speed must be less than 110 feet per minute.

9. The drum diameter for the wire rope must be 24 times the diameter of the wire rope.

10. The air winch must have an extended control pendant that can be operated 15 feet away from the air winch.

11. Noise from air winch operations must not exceed 90 dBA.

12. The air winch must have additional pneumatic tubing connected to a manual diaphragm poppet valve that can be placed 20 feet from the winch. The valve must be part of the supply line for lift operation and will prevent flow for lifting when switched.

b. THE CONTRACTOR SHALL

i. Provide the air winch per the requirements in “AIR WINCH SHALL” and deliver it to John Day Dam per the requirements in the “SHIPMENT” section.

Submit a Schedule for air winch delivery.

ii. Submit for approval prior to delivery a digital copy of the air winch operations and maintenance manual and air winch product data sheets.

iii. Provide 1 physical copy and 1 digital copy of the air winch operations and maintenance manual, air winch product data sheets, technical drawings of the air winch, paint product datasheets, and paint safety data sheets.

c. FOR INFORMATION ONLY DRAWINGS

i. Not used

d. PAINT SPECIFICATIONS

i. Paint shall be System No. 21-A-Z

Surface Preparation White metal blast cleaning First/Second MIL-DTL-24441 Third /Fourth MIL-DTL-24441/21A

The epoxy zinc-rich paint shall be applied in two singles half-lapped spray coats to an average dry film thickness of a minimum of 4.0 mils, and a thickness at any point of not less than 2.5 mils or greater than 8.0mils. After a drying period of not less than 6 hours nor more than 96 hours, at least two coats of epoxy polyamide paint shall be applied to produce an average dry film thickness totaling 12 mils. If the epoxy zinc-rich paint has been applied in the shop or otherwise has been permitted to cure for longer than 96 hours, it shall be abraded and recoated with an additional thin tack coat of the zinc-rich paint, which in turn shall be over coated within 96 hours with the first coat of the epoxy polyamide paint. When applying MILDTL-24441, the type of thinner, amount of thinning, and required induction time shall be as recommended by the manufacturer. The drying time between non-zinc coats shall not be less than 12 hours nor more than 96 hours.

ii. Or paint system shall be manufacturer’s standard coating system.

3. WARRANTY

a. Warranty provisions of these Specifications shall apply, except that notwithstanding inspection and acceptance, air winch shall be warranted to conform to these specifications for three years after receipt and acceptance at delivery site.

4. SHIPMENT

a. The following general requirements apply to air winch shipping:

i. Shipping General

1. Prepare all components for shipment in a manner to protect them from damage. The Contractor must be responsible for and make good at no extra cost to the Government damage resulting from improper preparation, as well as for damage occurring during inspection, shipping, or refurbishment.

2. Prior to shipment, coat components with a suitable preservative and cover all inlets and outlets to exclude dirt, water, etc.

3. If steel banding is used, use adequate protection so that it does not harm the air winch.

4. All packaging materials used become the property of the Government.

ii. Shipment of air winch

1. Provide packaging, package for shipment.

2. Provide new shipping crates or pallets as necessary to assure delivery of the air winch in satisfactory, undamaged condition. Cover all flange faces with wood to prevent damage during shipment. Use a method of packing suitable for handling with a forklift, pallet jack, and lift truck.

5. SCHEDULE AND DELIVERY

a. Government Personnel at site to deliver. Normal working hours at John Day Dam are

6:30 a.m. to 5:00 p.m., Monday through Thursday. The delivery shall arrive between 7:00 a.m. and 2:00 p.m. during normal working days. This is to allow for unloading and inspection. The delivery shall be made to the south side of the dam. Delivery address is as follows:

John Day Lock and Dam I-84, Exit 109 Rufus, Oregon 97050

6. RESOURCES

a. Ballard Industrial, PO Box 70585 Seattle, WA 98127-0585 Phone: 206-783-6626

b. Ram Winch 14603 Chrisman Rd Houston, TX 77039 Phone: 281-372-5000