Specs_111114 Motor Veh Lifts.pdf

Leavenworth National Cemetery VA Project 897CM3024

Maintenance Building Bid Documents (Addendum 01)

Leavenworth, KS 66048

MOTOR VEHICLE LIFTS

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SECTION 11 11 14

MOTOR VEHICLE LIFTS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section covers four-post drive-on lift equipment and accessories

1.2 RELATED WORK

A. Section 01 00 00, GENERAL REQUIREMENTS.

B. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA AND SAMPLES.

C. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS.

1.3 MANUFACTURERS QUALIFICATIONS

A. Approval by Contracting Officer is required of products or service of proposed manufacturer, or supplier, and will be based upon submission by Contractor of certification that:

1. Manufacturer regularly and presently manufactures motor vehicle lifts of the type specified as one of its principal products.

2. Manufacturer’s products submitted have been in satisfactory and efficient operation on three installations, similar and equivalent to the motor vehicle lift specified, for three years. Submit list of installations.

1.4 INSTALLER QUALIFICATIONS

A. Installer must regularly and presently install motor vehicle lifts of the type specified. Submit list of three installations, similar and equivalent to the motor vehicle lift specified.

1.5 SUSTAINABILITY REQUIREMENTS

A. Materials in this section may contribute towards contract compliance with sustainability requirements. See Section 01 81 13, SUSTAINABLE

CONSTRUCTION REQUIRMENTS, for project local/regional materials, low-emitting materials, and recycled content requirements.

B. Hydraulic fluid products must comply with following standards for biobased materials:

Material Type Percent by Weight

Hydraulic Fluid 25 percent biobased material

The minimum-content standards are based on the weight (not the volume) of the material in the insulating core only.

1.6 SUBMITTALS

A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA

AND SAMPLES.

B. Shop Drawings:

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1. Showing details of construction, materials and finish, installation details, location, size and characteristics of services and components.

2. Provide complete dimensioned and detailed shop drawings for the pit and all other concrete work.

a. Include shop drawings for all required reinforcing steel.

C. Setting Drawings: As specified in Paragraph INSTALLATION, GENERAL.

D. Manufacturers Literature and Data:

1. Indicating type of lift specified.

2. Maintenance, operating and parts manuals.

3. Installation instructions.

E. Certificates: Stating that lift meets the requirements specified.

1.7 STORAGE AND PROTECTION

A. Store lift and all components in weather tight and dry storage facility and in accordance with manufacturer’s instructions. Protect from damage, from handling, weather and construction operations before, during and after installation.

1.8 APPLICABLE PUBLICATIONS

A. Publications listed below form a part of this specification to extent referenced. Publications are referenced in text by the basic designation only. Comply with applicable provisions and recommendations of the following, except as otherwise shown or specified.

PART 2 - PRODUCTS

2.1 BASIS OF DESIGN

A. Acceptable Manufacturer – Motor Vehicle Lift: Mohawk Lifts, LLC.

2.2 CHARACTERISTICS OF INSTALLED EQUIPMENT

A. Complete assembly shall consist of an electro-hydraulic lift, a power unit, and any accessories as specified herein.

B. Lifting Capacity: 12.5 tons (25,000 lbs. ) minimum.

C. Lifting Height: The lift shall be capable of lifting the rated load to a height 69 1/4 inches (minimum), measured from floor level to bottom of tires.

D. Lifting unit shall permit lifting of vehicle to any height up to the full amount specified herein. The lift shall incorporate multi-position mechanical locks at all posts at 8 inch locking intervals through the full length of travel.

E. Lifting/ Lowering Speed: 30 inches per minute, minimum.

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2.3 TRACKS

F. Each track shall be constructed of two (2) 4” wide by 8” inch high parallel “I” beams welded together and covered with diamond plate for added traction and durability.

G. Each track shall have a wheel stop constructed of 0.375 inch by 6” high

(minimum) steel angle mounted to the rear of the track to prevent a vehicle from rolling off the rear of the lift when raised.

H. Ramp chocks shall automatically swing into position as the lift is raised and automatically recede when lowered.

I. Wheel chocks shall not reduce the effective length of lifting tracks by more than 8 inches.

J. Chocks shall be securely bolted to track to prevent casual removal by shop personnel.

K. Manually positioned wheel chocks will also be provided.

L. Track Dimensions

1. Track Length: 262 inches, minimum. (includes length of I-beams and end connection plates)

2. Track Width: 24 inches, minimum.

3. Spacing outside tracks: 96 inches, minimum.

4. Overall Lift Width: 150 1/4 inches, minimum.

5. Overall Lift Length: 327 1/4 inches, minimum; (including front ramps).

6. Retracted height of tracks: 9 1/4 inches above finished floor.

7. Distance between runways: 48 inches (4 ft), minimum.

2.4 RAMPS

A. Drive-On Ramps: 2 ramps located at front of lift.

B. Ramp Dimensions:

1. Width: 24 inches

2. Height: 9 1/4 inches

3. Incline: shall be less than 10 degrees.

C. Drive-on ramps shall be constructed of 1/4 inch thick steel diamond floor plate supported by (3) 3/8 inch thick steel support plate ribs, braced by 4” x 4” steel angles.

D. Drive-on ramps shall be bolted to track end and be allowed to pivot on end of track as it is raised. Overlapping end of ramp shall act as an automatic wheel stop that engages upon lift ascent.

E. Ramps shall be equipped with articulating tips which come to a maximum

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F. Non-skid Surfaces: The tracks and approach ramps shall be covered with steel diamond floor plate providing a skid-resistant surface.

2.5 FRAME

A. Crossrails supporting tracks shall consist of 5 inch x 7 inch x 3/8 inch thick wall structural steel rectangular tubing.

B. Each post shall consist of a 7 gauge thick, sheet steel formed leg welded onto a 1/2 inch thick steel base plate measuring 11 3/4 inch square. Post shall have (6) ½” thick x 2” high steel rung plates, evenly spaced in length of formed leg, to act as mechanical lock supports.

C. Synchronization between mainside and offside posts shall be accomplished through use of twin opposing leaf chains (BL-646 leaf chain) which are 1 5/8 thick.

D. Synchronization between front and rear posts shall be accomplished through use of twin opposing leaf chains (BL-646 leaf chain).

2.6 LIFTING SYSTEM

A. The lift will be powered by a single lifting cylinder located on a toprail mounted on top of one pair of side posts. Toprail shall be reversible to driver or passenger side.

B. Cylinder will be 5 ½ inch diameter and power (pull) an enclosed 1 1/2 inch diameter chrome-plated rod attached to the cylinder chain block.

C. Cylinder chain block shall be fabricated with 1 7/8 thick steel plate join the cylinder rod to the (4) four main lift chain connectors.

D. To maintain absolute level of chrome rod, a sealed roller bearing shall be attached to chain block to roll on the toprail and keep rod level.

E. Toprail supporting cylinder shall be of 6” x 10” x ¼ wall structural steel tubing, bolted on top of one pair of side posts.

2.7 SAFETY SYSTEM

A. Each safety lock shall consist of twin 1/2 inch thick plates at each post. Safeties will rest upon lock racks consisting of 1/2 inch thick, 2 inch high steel rung plates welded to the inside length of the formed leg.

B. The locking mechanism shall be manually released at track near power unit (via safety cables) and gravity engaging towards the locked position.

C. The locks shall disengage when the lock release handle is

Leavenworth, KS 66048

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D. The safety locks shall always be engaged when the lock release handle is not depressed.

2.8 ELECTRIC MOTOR

A. 208-230 VAC, 1 phase, 60 Hz, Totally Enclosed Fan Cooled (TEFC),

2.5 HP of US manufacture.

2.9 CONTROL SYSTEM

A. The lift controls shall consist of a “Raise” push button located on the power unit, a lowering handle located on the power unit, and a manual lock release handle located on the track near the power unit.

B. The power unit shall consist of the following:

1. Electric Motor with switch

2. Steel oil reservoir (plastic reservoirs not acceptable)

3. Suction strainer

4. Hydraulic gear pump submerged in reservoir

5. Electric motor

6. Hydraulic manifold valving

C. Hose assemblies shall be furnished for interconnecting hydraulics between the power unit and the main lifting cylinder.

2.10 SIGNAGE

A. All controls, warnings, and instructional information shall be oil resistant, laminated, or engraved in plastic. Metal serial tag shall be riveted into place.

B. Characters to contrast with background color. Colors shall be resistant to fading from all sources, including, but not limited to sunlight, dirt, extreme temperatures, age, ozone, diesel fuel, hydraulic fluid, and common cleansers.

2.11 PAINT

A. Entire lift shall be painted manufacturer’s standard color(s).

B. For safety purposes, moving sections of lift (runways and crossbeams) shall be painted OSHA safety yellow.

C. All surfaces shall be free of grit, contaminants, or other substances that would prevent proper adhesion.

D. All surfaces shall be painted with two coats minimum of lead-free acrylic enamel paint in accordance with paint manufacturer’s

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2.12 HYDRAULIC SYSTEM

A. Oil reservoir shall be sized for capacity of system, made of 0.084 thick sheet steel (minimum) pickled & oiled and shall be easily accessible.

B. Hydraulic cylinder shall have a velocity fuse integrally mounted to prevent collapse in the event of a fluid leak.

C. Cylinder Specifications:

1. Barrel Outside Diameter: 5.50 inch

2. Barrel Inside Diameter: 5.00 inch

3. Rod (Chrome Plated) Diameter: 1.50 inch

4. Cylinder Stroke: 60 inch

D. All hydraulic hoses shall be of steel reinforced construction, with a burst rating of 13,500 PSIG (minimum) and have standard JIC fittings throughout. Hydraulic tubing is to consist of seamless stainless steel with a minimum outside diameter of 3/8 inch.

E. The lift shall be driven by a hydraulic gear pump of US manufacturer, capable of supplying the appropriate pressure and flow to operate the lift.

F. Hydraulic oil and filter shall require replacement under normal use no more frequently than once a year.

PART 3 – EXECUTION

3.1 INSTALLATION GENERAL

A. Install motor vehicle lift and components with experienced mechanics capable of installing each item in accordance with the drawings and specifications, the shop and erection drawings, and the manufacturer’s instructions.

B. Set work accurately, in alignment and where shown; items plumb, level, free of rack and twist, and set parallel or perpendicular as required to line and plane of surface.

C. Furnish setting drawings and instructions for installation of casings, recesses, and other items to be preset into concrete and for the positioning of items having anchors and sleeves to be built into concrete construction; provide temporary bracing for such items until concrete is set.

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3.2 CLEANING AND ADJUSTING

A. Clean installed equipment as recommended by the manufacturer and protected from damage until completion of the project.

B. Movable parts to be cleaned and adjusted to operate as designed without binding or deformation of the members, and where applicable, to have all contact surfaces fit tight and even without forcing or warping the components.

3.3 INSPECTION

A. Upon completion of the installation, the manufacturer or supplier must examine the lift, check the operation of the equipment and components for operation and performance as specified, and examine the finish for damage.

B. Manufacturer must report in writing that the installation meets specified requirements and include information concerning minor adjustments and minor repairs which may be required before final acceptance by the COR.

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