Specifications include, but are not limited to: Size: Approximately 62” long X 19 ½" wide X 23 ½" high, less wheel opening (see attached sketch). Material: All exterior surfaces shall be constructed from .125 inch thick 3003 “Tread Bright” diamond plate aluminum. Reinforcement: All top box edges shall have double 90o “C” channel reinforcement to provide strength and flat surface for weather strip seal. Box sidewalls and bottom shall have reinforcement (channel or angle) as necessary to provide rigidity and strength. Top shall have reinforcement (channel or angle) adequate to support 150 lb. (1 foot square) load placed in center of top. Top: Shall be constructed with 1 1/8” drip edge or side, to extend over top of box body when closed. Top Rail: Top rail shall be constructed from ¾” ID x 1” OD schedule 40 aluminum pipe and run full length of box top. Ends of pipe shall be closed and ground smooth. Rail supports shall be 3/16” X 2” X 3” X 2” aluminum angle. See sketch for details. Rails less than 45” shall have three (3) evenly spaced supports. Rails longer than 60” shall have four (4) evenly spaced supports. Hinge: Shall have full length aluminum piano hinge (3” opening, .120 thickness, McMaster CAR #1581A86 or equal) welded to top and riveted to box body. Hasp: Shall be supplied with a 3½" Heavy Duty stainless steel safety hasp riveted to the center of the top drip edge on each box top (flush with top). Hasp staple shall be riveted to box front. Hasp loop must be capable of accepting a padlock with a shackle diameter of 3/8” – (0.375”).