Specification Sheet
ELGACLHC BE-DG08
SECTION 13125
PART 1 - GENERAL
1.01 SECTION INCLUDES
1.02 QUALITY ASSURANCE
A. Manufacturer: National Recreation Systems, Inc.
1300-D Airport North Office Park, Ft. Wayne, IN, 46825
B. Manufacturer Qualifications: Manufacturer must have a minimum of ten years experience in the
design and manufacture of benches.
C. Welders must conform to AWS standards.
D. Source Quality Control: Mill Test Certification.
1.03 WARRANTY
A. Warranty shall guarantee benches to be free from defect in materials and workmanship for a
period of 1 year under normal use. Warranty period shall begin on date of completion for projects
installed by manufacturer, or its subcontractors, OR warranty period shall begin on date of final
delivery on projects installed by others.
B. Anodized finish of plank extrusions shall be covered by a 5 year warranty against loss of structural
strength or finish deterioration due to exposure to weather conditions or UV rays. Discoloration of
mill finish aluminum due to galvanic reaction not covered.
PART 2 – PRODUCTS
2.01 ACCEPTABLE MANUFACTURER
A. National Recreation Systems, Inc.
2.02 DESIGN
A. Design Loads:
1. Live Loads: Uniform loading - Structure = 100 psf
Uniform loading - Seat = 120 plf
2. Sway Loads: Perpendicular to seats = 10 plf
Parallel to seats = 24 plf
2.03 ALUMINUM FRAME BENCHES
A. Quantity and Size: Shall consist of 1 unit(s) 08 long.
B. Framework: Prefabricated 2" square aluminum tube spaced at 6' - 0" intervals with seat and back
supports of 2" x 2" x 3/16" aluminum angle and a 1-1/2" x 1-1/2" x 3/16" horizontal angle
between each pair of legs. No mechanical fastening of seat supports, legs or footpad supports
be permitted.
C. Shop Connections: Welded to meet AWS standards.
D. Seats and Backs: Nominal 2” x 10” anodized aluminum with anodized end caps.
2.04 MATERIALS / FINISHES
A. Framework:
1. Aluminum: Structural fabrication with aluminum alloy 6061-T6 mill finish. Each frame shall be
unit-welded, using gas metal arc welding (GMAW) according to AWS specifications (D1.1).
After fabrication all steel is hot dipped galvanized to ASTM A-123 specifications.
B. Extruded Aluminum:
1. Seat and back planks: Aluminum alloy 6063-T6, clear anodized 204R1, AA-M10C22A31, Class II
with a wall thickness nominally .078" for impact and deformation resistance.
PORTABLE BENCH WITH BACK
A. Design and fabrication of all aluminum benches
DG Style - Portable Bench with Back
Bench Specifications
National Recreation Systems, Inc. 1300-D Airport North Office Park Ft. Wayne, IN 46825