Specifications include, but are not limited to: 1 22421 BS1 7D 235-51 Rev F, 7D-235-512 Bus Support - Column & Anchor Bolt Cage (16' Bus 1Ø) 2 22422 BS2 7D 235-52 Rev E, 7D-235-512 Bus Support - Column & Anchor Bolt Cage (24' Bus 1Ø) 3 22471 BS3 7D 235-53, 7D-235-513 Bus Support - Column & Anchor Bolt Cage (16' Bus 3Ø 90°) 4 22242 BS4 7D 235-54 Rev E, 7D-235-513 Bus Support - Column & Anchor Bolt Cage (24' Bus 3Ø 90°) 5 22220 BS5 7D 235-55 Rev F, 7D-235-513 Bus Support - Column & Anchor Bolt Cage (13' Bus 3Ø 45°) 6 22423 BS7 7D 235-57 Rev D, 7D-235-512 Bus Support - Column & Anchor Bolt Cage (13' Bus 1Ø) 7 22221 BS8 7D 235-58 Rev D, 7D-235-512 Bus Support - Column & Anchor Bolt Cage (20' Bus 1Ø) 8 22222 BS9 7D 235-59 Rev D, 7D-235-513 Bus Support - Column & Anchor Bolt Cage (16' Bus 3Ø 45°) 9 22223 BS10 7D 235-60 Rev C, 7D-235-514 Bus Support - Column & Anchor Bolt Cage (24' Bus 3Ø 45°) 10 22424 BS11 7D 235-61 Rev F, 7D-235-513 Bus Support - Column & Anchor Bolt Cage (13' Bus 3Ø 90°) The substation structures will be installed in an outdoor electric utility substation below an altitude of 1,000 meters and subjected to an annual ambient temperature variance of -30 degrees C to +45 degrees C at 100% humidity. the average temperature for any twenty-four hour period will not exceed 30 degrees C.