Conceptual Site Model - Argonne National Laboratory

WVDP Phase 1 CSAPAPPENDIX IWMA 10 PRE-REMEDIATION DATA COLLECTIONI.1 BackgroundWaste Management Area 10 (WMA 10) is approximately 30 acres in size and contains supportand service facilities (see Figures I.1 and I.2 for map).WMA 10 includes: (1) the Administration Building, (2) the Expanded Laboratory, (3) the NewWarehouse, (4) the Security Gatehouse, (5) the Meteorological Tower, (6) the Main Parking Lot,and (7) the South Parking Lot. In addition, concrete slabs and foundations from several removedstructures remain in place, along with the Former Waste Management Storage Area and varioushardstands. The descriptions below are taken from the Phase 1 DP, Section 3.1.2.Administration Building. The Administration Building is a single-story structure 130 feet longand 40 feet wide, 10 feet high at the eaves, and 11.7 feet high at the peak. The concrete base isnine inches thick. Construction materials include the concrete foundation, wood frame, metalsiding, and metal roofing. The Administration Building was built during the 1960s. Trailers wereadded beginning in 1982 and removed in 2005. An addition to the west side of the building wasadded during the early 1980s; the addition is approximately 94 feet long and 30 feet wide with aconcrete base six inches thick. The Administration Building will be removed to grade during thework to achieve the interim end state.Meteorological Tower. The Meteorological Tower is located south of the AdministrationBuilding. Constructed of steel, it stands approximately 200 feet high on a concrete foundation. Ithas three main support columns with interior trusses and is anchored with five support cables. Astand-by generator and electrical boxes rest on a concrete pad.Security Gatehouse and Fences. The main Security Gatehouse is located adjacent to theAdministration Building. It was constructed in 1963. The gatehouse is 34 feet long, 20 feet wide,and nine feet high at the edge of the roof. Construction materials include a concrete foundation,concrete block walls, a concrete slab floor, and a built-up roof with metal deck.Rev. 1 I-1