TAB D AMIM-MLR-23-013 PWS (Ski lift Maintenance) v.pdf

SOW

Ski Lift Maintenance and Certification

Feb 27, 2023

Table of Contents

1.0 GENERAL INFORMATION

1.1 Overview

1.2 Components

1.3 Work Management and Control

2.0 DESCRIPTION OF SERVICES

2.1 Hours of Operation 1

2.2 Specific Tasks 2

2.3 Deficiencies 2

2.4 Wire Rope Certification and Inspection 2

2.5 Emergencies 2

3.0 Work to be Performed 2

3.1 3rd Party Inspection 3

1.0 General Information.

1.1 Overview: The contractor shall provide all trade certifications, expertise, services, materials, supplies, supervision, labor, except where specified as Government furnished to perform necessary yearly preventative maintenance on the handle tow, ski chair lift, inspection and certification for all wire ropes on the chair lift and handle tow at the Victor Constant Ski Slope West Point, NY 10996, in accordance with (IAW) applicable laws, rules, regulations, codes and guidelines at the United States Military Academy (USMA), West Point, NY 10996.

1.2 Components: The Contractor shall perform preventive maintenance (PM) and repairs. Facilities and components covered under this Performance Work Statement (PWS) include, but are not limited to, the following:

a. Victor Constant Ski Slope

1.3 Work Management and Control.

1.3.1 Reporting Requirements: The Contractor shall prepare and maintain all maintenance records, files, and reports and send copy to designated COR.

1.3.2 Publications and Forms: Borvig Instruction manual, current ANSI Standard B77.1, for the handle tow - Multi Ski lift manufacturer’s specifications and NYS Industrial Code Rule 32. All work shall comply with the requirements of the Engineer Safety Manual EM 385-1-1, OSHA 29 CFR 1926 Construction, and OSHA 29 CFR 1910.

2.0 Description of Services. The contractor shall provide all trade certifications, expertise, services, materials, supplies, supervision, labor, except where specified as Government furnished to perform necessary yearly, preventative maintenance on the handle tow, ski chair lift, inspection and certification for all wire ropes on the chair lift and handle tow at the Victor Constant Ski Slope West Point, NY 10996, in accordance with (IAW) applicable laws, rules, regulations, codes and guidelines at the United States Military Academy (USMA), West Point, NY 10996.

2.1 Hours of Operation: The Contractor Shall Perform Services during the normal work hours of 8:00AM – 4:30 PM Monday Thru Friday (Excluding Federal Holidays). No other work hours will be permitted unless requested in writing and approved by the Contracting Officer.

Contractor shall coordinate the date and time of the maintenance with CCSB office Bldg.

667A 4th floor.

2.2 Specific Tasks: The intent of this service contract is the complete inspection, certification, and maintenance to ensure trouble free and safe operation of the Multi Ski lift Handle Tow and the Borvig Triple Chair Lift located at the Victor Constant Ski Slope.

Reference is specifically made to the Borvig instruction manual, 1983 edition and for the handle tow lift references are specifically made to the Multi Ski lift manufacturer’s Quality Management requirements for construction, operation, handling, and maintenance of Multi Lifts.

All work to be accomplished 01 April - 30 Sept of any calendar year and provide emergency service throughout the year.

2.3 Deficiencies: Contractor shall notify COR immediately upon finding any deficiencies that are not directed to be repaired within these specifications. The Contractor shall provide a written report of any deficiencies noted during inspections.

The report shall include a detailed cost estimate to include parts, labor and materials of what repairs are required and should be submitted to the COR within 24 hours of identification of deficiencies. COR will then determine the proper course of action with the Mission Installation Contracting Command (MICC). The contractor shall submit a written report, to the COR documenting all work performed on the components of the chair lift and handle tow.

The contractor shall identify all deficiencies found, corrective measures taken, replacement parts required, quantities and quality of lubricants utilized. Same shall be submitted within 30 days upon completion of services.

Contractor shall insure triple chair lift and handle tow to be in full and safe working order.

2.4 Wire Rope Inspection and Certification: Inspection and certification of all wire ropes specified in the performance section shall be performed by an experienced wire rope inspector.

The Contractor shall perform the wire rope inspection in accordance with the ANSI B77.1 standard. See page 155. Section 7.4.1. WIRE ROPE in the ANSI B77.1-1999 Standard for a description of the qualifications and procedures to follow as required for proper wire rope inspecting.

2.5 Emergencies: The contractor shall respond to emergency services as and when called for by the (COR) or (KO) and within 24 hrs. of notification by same.

3.0 WORK TO BE PERFORMED:

STRUCTURES:

Check for cracks in welds and general appearance that may indicate deterioration of the structural integrity of each.

Prep, spot prime and fully paint towers as per statement, or as directed by the KO or

COR;

a. Tower #'s 7, 8 & 9, during the base year.

b. Tower #’s 4, 5 & 6 during the 2nd opt year.

c. Tower #’s 1, 2 & 3 during the 4th opt year.

Prep, spot prime and spot paint all other structures.

Paint shall be oil base and color shall remain the same.

Check and ensure all brittle bars are adequate and all connections are sound.

GEAR BOX

Check for water accumulation and ensure oil level is adequate.

SERVICE BRAKE

1. Change hydraulic fluid.

2. Clean and grease piston rod

3. Inspect pads and replace if necessary.

4. Ensure shoe to drum gap is within tolerances.

5. Ensure brake functions as designed.

6. Check, adjust, if necessary, that stopping distances are within acceptable standards.

Torque test to 103 ft./lbs. at the APU shaft.

Correct deficiencies as required.

EMERGENCY BRAKE

Remove, clean, check for rust, lubricate with grease and reassemble conical springs.

Inspect pads, replace, if necessary, check gap and adjust as required.

Ensure bull-wheel rim and brake lining is clean.

Ensure hydraulic cylinders and lines are in good operating condition, hydraulic fluid is adequate.

Torque test to 108 ft. lbs. and ensure emergency brake functions as designed.

Inspect bull-wheel welds and liner.

Correct deficiencies as required.

BACKSTOP

Lubricate dog bearing and under-speed switch.

Clean linkages, dog and area between dog and housing.

Clean, inspect and replace, if necessary, the under-speed switch wheel.

REVERSION TERMINAL

Check and lubricate bearing.

Inspect rubber liner, structure and bull-wheel welds.

COUNTERWEIGHT (see also para-K) Clean wire rope of all old grease and apply new light grease.

Grease all sheaves.

Ensure counterweight is positioned correctly.

HAUL ROPE (see also para-K) Clean and lubricate with industrial castor oil.

CHAIRS

Lubricate pivot points at grips.

Inspect welds for cracks and re-weld as necessary.

Check all nuts and bolts for wear and tightness.

Move grips backward on haul rope approximately 24" and mark with spray paint. In this movement, ensure all chairs are equally spaced over the entire length of the haul rope.

Test all grips for slippage to the required torque of 240 ft lbs.

Perform inspection and magnetic particle testing on ten grips as identified by the COR.

Contractor shall provide written certification attesting to the safety and condition of the grips. If a grip fails this inspection and testing, contractor shall provide a written report documenting the reason for the chair grip failure to the COR within three working days.

Grip or grips shall be given to the COR for further evaluation and replacement procedures.

Replace chair slats as required. Prime and paint same to match existing.

Prep and paint a total of 30 continuous chairs in their entirety. Record chair numbers for inclusion in final report. Protect chair numbers from paint or replace in kind.

NOTE: Disassembly of all chair grips are to be done every odd calendar year.

LINE SHEAVES

Ensure all bearings are adequately lubricated.

Insure tightness of all bolts. Visually check all sheaves, replace six (6) liners as required

* and ensure all line sheaves are correctly aligned with the haul rope.

* If additional liners need to be replaced contact Contract Monitor (COR).

WIRE ROPE INSPECTION AND CERTIFICATION

Perform a complete and detailed inspection of the counterweight and haul ropes of the chair lift and the handle tow to ensure these wire ropes are safe for their intended use.

Inspect and certify the chair lift and handle tow haul rope, paying particular attention to the splices.

Inspect and certify the counterweight rope paying particular attention to its’ end connections.

Report shall be included in the total PM report on a form applicable to satisfy the requirements of ANSI B77.1 for Aerial Passenger Tramways and signed by the qualified wire rope inspector.

LOW VOLTAGE SAFETY CONTROL SYSTEM

System check, by competent electrician for low voltage control systems on aerial chair lifts, to entire safety control circuitry. Repair, adjust or replace components as required.

Install additional lift start control operator into the existing electrical control box on the exterior of bottom lift house. One time requirement to allow lift operator to be in contact with patrons upon a restart.

Provide and maintain a minimum of 4 replacement brittle bars as spares and stored in bottom lift house.

HANDLE TOW MAINTENANCE

Check and service both upper and lower drive stations to include the electric motor, check and grease bearings. Check all remaining mechanical components. Inspect the status and ensure the quality of the gear oil (replace if necessary). The wheel hub bearings and the non-return device at the return station are to be checked and to be lubricated with bearing grease.

Inspect the foundations and anchorages for their proper condition.

Inspect the proper condition of the entire electrical system and its earthing. Inspect all stop switches and safety gates and safety mechanisms. Insure all operate properly.

All screws of the lift construction are to be checked for their firm fit and to be retightened if necessary.

The steel wire rope is to be inspected at the whole length for wire break, intense corrosion, and distortion. The inspection result is to be documented and submitted to the COR or the KO.

3.1 Independent 3rd Party Inspection: The Contractor shall provide all labor, equipment, materials, and supervision necessary to perform an annual Independent 3rd party inspection on the Borvig Triple Chair Lift and adjacent Multi-Star Handle Tow, located at the Victor Constant Ski Slope, West Point, NY.

The Contract shall inspect the triple chair lift and handle tow in accordance with ANSI Standard B77.1, aerial Passenger Tramways, and all applicable Federal, State and Local codes.

The Inspection Contractor shall be required to provide proof of possessing a minimum of three (3) years professional engineering experience and a New York State professional license.

The Contractor shall perform the annual inspection prior to December 15 to certify that the Borvig Ski Lift and Handle Tow are in accordance with ANSI B77.1 and ready for use.

The Contractor shall coordinate the date and time of inspections with the Government point of contact (POC), a minimum of five (5) working days prior to the anticipated start of service.

The Contractor shall provide the 3rd party written report to the Government POC a minimum of ten (10) working days following completion of inspection, documenting all discrepancies noted during the inspection. If the lift and / or handle tow are found to be un-certifiable after the December inspection, an additional inspection shall be arranged, if deemed necessary by both the Contractor and the Government so that certification can be documented after correction of deficiencies.

Work procedures shall be performed in accordance with (IAW) OSHA 29 CFR 1926, EM 385- 1-1, ANSI B77.1. All work shall be performed without any facility and/or property damage.