Underground Enclosure Assembly, Style – Underground Enclosure PG, Cover Logo Electric, Usable Interior Length 21 1/4 in, Usable Interior Width 15 1/2 in, Usable Interior Height 16 in, Overall Length 25 in, Overall Width 15 1/2 in, Overall Height 18 in, Cover Bolt Type (2) 3/8-16 x 2 3/4 UNC Stainless Steel Hex Head Bolts, Load Rating – Underground Enclosure 15,000 lb