Amend_0004_-_Atch_4_-_Altus_AFB_Commissary_-_Addendum_01.pdf

3880 HULEN STREET SUITE 300 • FORT WORTH, TX 76107-7274 • 817 332 1914 VOICE • 817 877 4754 FAX

Altus AFB Commissary – Pre-Bid Addendum 01

Komatsu Project # 2012.312

August 23, 2017

The following items comprise the extent of Addendum 01 for Altus AFB Commissary renovation and updates:

1. Specification Section 01 11 00; 1.3 C.1

• Disregard the term “terrazzo”; no terrazzo finishes in this project.

2. Specification Section 11 13 00; 2.5

• Added sub-section 2.5 regarding truck restraints- Specification Attached

3. Drawing Number D1.03 – Demolition Floor Plan-Area “B”

• Removing damaged swinging doors at back of Room 67 – Drawing Attached

4. Drawing Number A1.01 – Composite Floor Plan

• Added dimensional control for freezer equipment locations- Drawing Attached

• Changed series of frozen foods equipment from 1G12’s to 1G10’s

5. Drawing Number A1.02 – Partial Floor Plan Area “A”

• Changed series of frozen foods equipment from 1G12’s to 1G10’s – Drawing Attached

6. Drawing Number A1.03 – Partial Floor Plan-Area “B”

• Added dimensional control for freezer equipment locations

• Added new pair of swinging doors, type GG in room 67 – Drawing Attached

7. Drawing Number A1.04 – Partial Floor Plan Area “C” and Equipment List

• Added 1G10 equipment units to schedule – Drawing Attached

8. Drawing Number A6.01 – Door Signage and Schedule

• Added pair of swing doors, type GG to schedule – Drawing Attached

9. Drawing Number A7.02 – Reflected Ceiling Plan-Area “A”

• Revised General Note F

• Added Note by Symbol 11 – Drawing Attached

10. Drawing Number A7.03 – Reflected Ceiling Plan-Area “B”

• Revised General Note F

• Added Note by Symbol 9 – Located in Room 44 – Drawing Attached

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002 Altus AFB, OK

Architectural & Refrigeration Upgrades

Addendum 001 – August 23, 2017

LOADING DOCK EQUIPMENT

11 13 00 - 1

SECTION 11 13 00

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Dock bumpers.

2. Dock levelers.

3. Truck restraints.

4. Dock seals.

1.2 DEFINITIONS

A. Operating Range: Maximum amount of travel above and below the loading dock level.

1.3 SUBMITTALS

A. Product Data:

1. Include construction details, material descriptions, rated capacities, operating characteristics, furnished specialties, accessories, dimensions of individual components and profiles, and finishes.

B. Installer Certification:

1. Submit letter from Manufacturer stating that installer is an authorized representative who is trained and approved for installation of units required for this Project.

C. Shop Drawings:

1. Show fabrication and installation details. Include plans, elevations, sections, details, and attachments to other work.

D. Maintenance Data:

1. For loading dock equipment to include in maintenance manuals.

E. Warranties:

1. Special warranties specified in this Section.

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F. Guarantees:

1. Special guarantees specified in this Section.

G. Submittal List:

Reference Submittal Item Quantity Action 1.3A Product Data X R 1.3B Installer Certification X R 1.3C Shop Drawings X R 1.3D Maintenance Data X I 1.3E Warranties X I 1.3F Guarantees X I

X Submit quantity specified in Division 01 Section Administrative Requirements.

R Review each submittal, mark to indicate action taken, and return.

I Submittal is for information or record purposes only. No action will be taken.

1.4 QUALITY ASSURANCE

A. Installer Qualifications:

1. Manufacturer's authorized representative who is trained and approved for installation of units required for this Project.

2. Maintenance Proximity: Not more than two hours' normal travel time from Installer's place of business to Project site.

B. Source Limitations:

1. Obtain all loading dock equipment through one source from a single manufacturer.

1.5 DELIVERY, STORAGE, AND HANDLING

A. Storage and Handling:

1. Store and handle dock seals in a manner to avoid significant or permanent damage to fabric or frame.

2. Comply with manufacturer's written instructions for minimum and maximum temperature requirements for storage.

1.6 PROJECT CONDITIONS

A. Field Measurements: Indicate measurements on Shop Drawings.

1.7 COORDINATION

A. Coordinate Installation of Anchorages for Loading Dock Equipment:

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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1. Furnish setting Drawings, templates, and directions for installing anchorages, including sleeves, concrete inserts, anchor bolts, and items with integral anchors, that are to be embedded in concrete or masonry. Deliver such items to Project site in time for installation.

B. Recessed Loading Dock Equipment:

1. Coordinate size and location of pits to ensure proper clearances and operation of equipment.

C. Electrical Requirements:

1. Coordinate wiring requirements and current characteristics of loading dock equipment with building electrical system. See Division 26 Sections.

1.8 WARRANTY

A. Special Warranty for Dock Levelers:

1. Manufacturer agrees, in writing, to repair or replace dock-leveler components that fail in materials or workmanship within specified warranty period.

2. Failures include, but are not limited to, the following:

a. Structural failures including cracked or broken structural support members and load-bearing welds.

b. Deck plate failures including cracked plate or permanent deformation in excess of 1/4 inch between deck supports.

c. Hydraulic system failures including failure of hydraulic seals and cylinders.

3. Warranty Period: 10 years from date of Substantial Completion.

4. Warranty shall be for unlimited usage of the leveler for the specified rated capacity at an average rate of 8 trucks per day over the term of the warranty.

B. Special Warranty for Truck Restraints:

1. Manufacturer agrees, in writing, to repair or replace truck restraints that fail in materials or workmanship, including all material, labor, tax, and freight for period of 7 years from date of shipment

1.9 GUARANTEE

A. Special Guarantee for Truck Restraints: Manufacturer agrees, in writing, to a 24-month money back guarantee of satisfactory truck restraint performance as determined by the Contracting Officer.

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Basis-of-Design Products: To establish the significant qualities related to type, function, dimension, in-service performance, physical properties, appearance, and other characteristics for purposes of evaluating comparable products of other manufacturers, a specific manufacturer's product is named and accompanied by the words "basis of design," including make or model number or other designation. Subject to compliance with requirements, provide either the named products or equal products.

2.2 MATERIALS

A. Steel Plates, Shapes, and Bars:

1. ASTM 36/A 36M.

B. Rolled-Steel Floor Plate:

1. ASTM A 786/A 786M, rolled from steel plate complying with ASTM A 572/A 572M, Grade 55.

C. Steel Tubing:

1. ASTM A 500, cold formed.

D. Welding Rods and Bare Electrodes:

1. Select according to AWS specifications for metal alloy welded.

2.3 DOCK BUMPERS

A. Laminated-Tread Bumpers:

1. Fabricated from multiple, uniformly thick plies cut from fabric-reinforced rubber tires.

Laminate plies under pressure on not less than two 3/4 inch diameter, steel supporting rods that are welded at one end to 1/4 inch thick, structural-steel end angle and secured with a nut and angle at the other end. Fabricate angles with predrilled anchor holes and sized to provide not less than 1 inch of tread plies extending beyond the face of closure angles.

2. Basis-of-Design: Rite-Hite, Milwaukee, WI, Rite-Hite RH Series

3. Thickness: 6 - inches.

4. Horizontal Style:

a. 12 inches high by 14 inches long at dock levelers (RH 612-14).

b. 12 inches high by 24 inches long at trash platform (RH 612-24).

B. Anchorage Devices:

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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1. Hot-dip galvanized steel anchor bolts, nuts, washers, bolts, sleeves, cast-in-place plates, and other anchorage devices as required to fasten bumpers securely in place and to suit installation type indicated.

2.4 RECESSED DOCK LEVELERS

A. General:

1. Recessed, hinged-lip-type dock levelers designed for permanent installation in concrete pits preformed in the edge of loading dock; of type, function, operation, capacity, size, and construction indicated; and complete with controls, safety devices, and accessories required.

2. Basis-of-Design Products: Rite-Hite Corporation, Rite-Hite RHH Series.

3. Standard: Comply with MH 30.1.

4. Rated Capacity: 25,000 pounds, minimum.

5. Nominal Platform Size: 72 inches wide by 96 inches deep.

6. Platform: Not less than 1/4 inch thick, nonskid steel plate.

7. Hinged Lip: Not less than 1/2 inch thick, nonskid steel plate.

8. Frame: Manufacturer's standard type.

9. Finish: Manufacturer’s standard gray enamel finish.

a. Paint toe guards to comply with ANSI Z535.1.

B. Function:

1. Dock levelers shall compensate for differences in height between truck bed and loading platform surface in the following manner:

a. Vertical Travel: Provide operating range above platform level of sufficient height to enable lip to extend and clear truck bed before contact.

1) Minimum working range of 12 inches above and 12 inches below adjoining platform.

b. Automatic Vertical Compensation: Floating travel of ramp with lip extended and resting on truck bed shall compensate automatically for upward or downward movement of truck bed during loading and unloading.

c. Automatic Lateral Compensation: Tilting of ramp with lip extended and resting on truck bed shall compensate automatically for canted truck beds of up to 4 inches over width of ramp.

d. Lip Operation: Manufacturer's standard mechanism that automatically extends and supports hinged lip on ramp edge with lip resting on truck bed over dock leveler's working range, allows lip to yield under impact of incoming truck, and automatically retracts lip when truck departs.

e. Automatic Ramp Return: Automatic return of unloaded ramp, from raised or lowered positions to stored position, level with platform, as truck departs.

C. Hydraulic Operating System:

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Solicitation HDEC03-17-R-0002

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1. Electric-powered hydraulic raising and hydraulic lowering of ramp, controlled from a remotely located master control panel. Equip leveler with a packaged unit including a unitized, totally enclosed, nonventilated electric motor, pump, manifold reservoir, and valve assembly of proper size, type, and operation for capacity of leveler indicated.

Include means for lowering ramp below platform level with lip retracted behind dock bumpers. Provide a hydraulic velocity fuse connected to main hydraulic cylinder to limit loaded ramp's free fall to not more than 3 inches.

D. Construction:

1. Fabricate dock-leveler frame, platform supports, and lip supports from structural- or formed-steel shapes. Weld platform and hinged lip to supports. Fabricate entire assembly to withstand deformation during both operating and stored phases of service.

Chamfer lip edge to minimize obstructing wheels of material-handling vehicles.

a. Hinged Lip: Full width, piano-type hinge with heavy-wall hinge tube and greased fittings, with gussets on lip and ramp for support.

1) Length of Lip Extension: Not less than 18 inches from ramp edge and not less than 14 inches in front of dock bumpers.

b. Toe Guards: Equip open sides of rising ramp over range indicated with metal toe guards mounted flush with ramp edges and projecting below ramp.

1) Toe-Guard Range: Entire upper operating range.

2) Finish: Factory finish dock levelers after assembly and testing. Paint toe guards yellow or with yellow and black stripes to comply with ANSI Z535.1.

2. Cross-Traffic Support: Manufacturer's standard method of supporting ramp at platform level in stored position with lip retracted. Provide a means to release supports to allow ramp to descend below platform level.

3. Maintenance Strut: Integral strut to positively support ramp in up position during maintenance of dock leveler.

a. Provide lockout-tagout capability during maintenance. Locate disconnect with other controls on master panel.

E. Accessories:

1. Pit Frame: 3 by 3 by 1/4 inch galvanized steel curb angles for edge of recessed leveler pit, with 1/2 inch diameter by 6 inch long concrete anchors welded to angle at 6 inches o.c. Paint pit frame angles safety yellow.

2. Night Locks: Manufacturer's standard means to prevent extending lip and lowering ramp when overhead doors are locked.

3. Side and rear seals or closures to provide rodent and weather containment.

4. Interlock: Leveler will not operate while overhead door is in closed position and truck restraint is not engaged.

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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2.5 TRUCK RESTRAINTS

A. General:

1. Manufacturer's standard device designed to engage truck's rear-impact guard and hold truck at loading dock. Restraint shall consist of an iron or steel restraining arm that raises until contacting rear-impact guard. Arm shall move vertically, automatically adjusting to varying height of truck due to loading and unloading operations.

2. Basis-of-Design Products: Rite-Hite Corporation, SHR-5000 Shadow Hook Restraint.

3. Provide a truck restraint at each recessed dock leveler.

4. Truck restraining device shall be manufactured by the same manufacturer as the dock levelers.

5. No motors shall be required to position the restraint to reach proper engagement level for variable rear impact guard heights. Position of rotating hook shall therefore be in the same position in relation to variable rear impact guard heights prior to activation.

6. Large, rotating or level vertical-rising, yellow zinc dichromate steel hook for visibility.

7. Hook arrangement shall be maintained throughout every phase of loading/unloading process, including below dock end loading.

8. Finish: Galvanized.

B. Restraining Capacity:

1. Capable of restraining total gross load of 32,000 pounds without permanent deflection or distortion.

C. Operating Range:

1. Capable of restraining rear-impact guards within a range from 9 to 30 inches vertically above driveway, and from 0 to 10 inches horizontally in front of dock bumpers.

D. Power Operating System:

1. Manufacturer's standard wall mounted electromechanical exterior off-ground mounting position, non-hydraulic unit that does not require pit mounting that could cause a collection area for dirt and debris.

2. Restraint operates upon impact of rear impact guard of backing trailer and moves restraint carriage into correct position.

3. Restraining arm is controlled from a remotely located master control panel.

4. Interlock: Leveler will not operate while truck restraint is not engaged.

E. Caution Signs:

1. Surface mounted; with black text on yellow background, and with sign copy as follows.

Provide one sign each at each truck-restraint location.

a. Exterior Sign: Copy in Forward and Reverse Text: "BACK IN OR PULL OUT ON

GREEN ONLY."

b. Interior Sign: Copy in Forward Text: "ENTER ON GREEN ONLY."

F. Light Communication System:

1. Red and green illuminated signal-light sets, with lens approximately 4 inches in diameter, designed to indicate status to both dock attendant and truck driver. Equip system with connection to master control panel that includes illuminated lights indicating status of exterior signal lights. Provide signal-light set and connection to master control panel at each truck restraint location. Enclose exterior signal-light sets in steel or plastic housing with sunshade.

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Solicitation HDEC03-17-R-0002

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2. Manual Operation: System is activated by push button or switch located on interior master control panel.

3. Light box shall have maximum projection from wall of no more than 4 inches.

G. Alarm:

1. Audible and visual system located on master control panel indicating that rear-impact guard is not engaged, with manual reset.

2.6 Alarm Override: Alarm override allows communication via the lighting system and an audible alarm when abnormal hooking position exists or no rear impact guard is present. Override turns off audible alarm and leaves outside light red with inside lights simultaneously red and green, indicating abnormal condition. Remote-control shall not function until code is re-entered or key used to turn override off.

2.7 FOAM-PAD DOCK SEALS

A. General:

1. Dock seals consisting of fabric-covered foam pads designed to compress 4 to 5 inches under pressure of truck body to form an airtight seal at jambs and head of loading dock openings; of type, size, and construction indicated.

2. Basis-of-Design Products: Kelley Company, DSA Series Adjustable Head Pad Dock Seal.

3. Beveled Side Pads: 12 inches wide face and 8 inches wide back.

4. Projection of Side Pads: 10 inches at top, 10 inches at bottom.

B. Adjustable Head Pad:

1. Manufacturer's standard hardware and tension spring or counterweight mechanism for adjusting height of pad.

2. 18 inches high face, 18 inches high back, and same depth as top projection of jamb pads.

C. Construction:

1. Consisting of single- or double-ply, coated, fabric-covered, urethane-foam core with supporting frame. Fabricate jamb and head pads of same depth and sized for opening width.

2. Steel Support Frame: Galvanized steel channel frame of manufacturer's standard weight, shape, and finish, with steel mounting hardware.

3. Side Pad Mounting Brackets: 1-1/2 inch offset flats and angles.

4. Cover Fabric: Vinyl-coated nylon or polyester with minimum total weight of 40 oz./sq. yd.

a. Color: Black.

b. Pleated Protectors: Protectors on face of jamb pads of overlapping layers of black vinyl-coated nylon or polyester with minimum total weight of 40 oz./sq. yd fabric attached to base fabric and with 4 inch wide full length, coated, nylon yellow guide stripes stitched to pleats. Wear exposure same width as side pad face.

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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2.8 FINISHES

1. Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for recommendations for applying and designating finishes.

2. Finish loading dock equipment after assembly and testing.

3. Galvanizing:

a. Hot-dip galvanize items as indicated to comply with applicable standard listed below:

1) ASTM A 123/A 123M for iron and steel loading dock equipment.

2) ASTM A 153/A 153M for iron and steel hardware for loading dock equipment.

PART 3 - EXECUTION

3.1 EXAMINATION

A. General:

1. Examine areas and conditions, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of loading dock equipment.

2. Examine roughing-in for electrical systems for loading dock equipment to verify actual locations of connections before equipment installation.

3. Examine walls and floors of pits for suitable conditions where recessed loading dock equipment is to be installed. Pits shall be plumb and square and properly sloped for drainage from back to front of loading dock.

4. Truck Restraint Installer: Examine substrate and conditions under which truck restraints are to be installed and notify Contractor and Contracting Officer in writing of conditions detrimental to the proper and timely completion of work. Proceed with installation only after unsatisfactory conditions have been corrected in a manner acceptable to the installer.

5. Proceed with installation only after unsatisfactory conditions have been corrected.

3.2 PREPARATION

A. General:

1. Coordinate size and location of loading dock equipment indicated to be attached to or recessed into concrete or masonry, and furnish anchoring devices with templates, diagrams, and instructions for their installation.

2. Set pit frame angles in concrete edges of dock-leveler recessed pits with tops flush with loading dock surface. Fit exposed connections together to form hairline joints.

3. Clean recessed pits of debris.

Amendment 0004 Attachment 4

Solicitation HDEC03-17-R-0002

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3.3 INSTALLATION

1. Install loading dock equipment, including motors control stations wiring safety devices and accessories as required for a complete installation.

2. Rough-in electrical connections according to requirements specified in Division 26.

B. Dock Bumpers:

1. Attach dock bumpers to face of loading dock and trash platform in a manner that complies with requirements indicated for spacing, arrangement, and position relative to top of platform and anchorage.

2. Welded Attachment: Plug-weld anchor holes in contact with steel inserts and fillet weld at other locations.

3. Bolted Attachment: Attach dock bumpers to preset anchor bolts embedded in concrete or to cast-in-place inserts or threaded studs welded to embedded-steel plates or angles.

If preset anchor bolts, cast-in-place inserts, or threaded studs welded to embedded-steel plates or angles are not provided, attach dock bumpers by drilling and anchoring with expansion anchors and bolts.

C. Recessed Dock Levelers:

1. Attach dock levelers securely to loading dock, flush with adjacent loading dock surfaces and square to recessed pit.

D. Truck Restraints:

1. Attach truck restraints in a manner that complies with requirements for arrangement and height required for device to engage vehicle rear-impact guard. Interconnect control panel and signals with dock leveler.

2. Wall-Mounted Units: Weld truck restraints to an embedded steel plate per manufacturer’s specifications or anchor to dock face by a combination of up to 15 anchor bolts plus 22 inches of weld to the dock curb angle.

3. Truck restraining device manufacturer’s representative shall install the truck restraining device in accordance with approved shop Drawings and manufacturer’s recommendations. Exact locations of signs, lights and control boxes for the truck restraining devices shall be approved by the Contracting Officer.

3.4 ADJUSTING AND CLEANING

A. Adjusting:

1. Adjust loading dock equipment for proper, safe, efficient operation and to operate smoothly.

a. After truck restraining device installation is completed, a representative of the manufacturer shall examine the installation and require that all connections and adjustments necessary to assure proper operation of truck restraining devices be made.

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B. Testing:

1. Test dock levelers for vertical travel within operating range indicated.

C. Cleaning:

1. Restore marred, abraded surfaces to their original condition.

3.5 DEMONSTRATION

A. Engage a factory-authorized service representative to train Government's personnel to adjust, operate, and maintain loading dock equipment. In addition, detailed "how to operate" books shall be provided as well as user training sessions at a time and place agreed upon by the facility manager.

END OF SECTION

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G. Submittal List: