The aluminum access frame and cover, sized as shown on the plans, shall be manufactured by USEMCO, Inc., Tomah, Wisconsin. The manufacturer shall guarantee the access cover and frame against defects in material or workmanship for a period of five years from the date of purchase.
The aluminum frame shall be of 1/4″ thick aluminum having a continuous concrete anchor as a part of the one-piece extrusion. The access cover shall be of 1/4″ aluminum diamond plate, reinforced with stiffener bars as required. The cover shall be able to withstand a live load of 300 lbs. per square foot. The cover shall have stainless steel hinges and be equipped with a lifting handle and a padlock locking post (padlock by others). The cover shall open to 90 degrees and lock automatically in that position by a stainless steel positive locking arm.