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March 23, 1988 Page 3 Reference: Anoka Sports Center, Ramsey, MN e) . N3tural Gas - An underground natural gas service extended to the building will be supplied by the serving utility. \~ 3. Building Exterior. The exterior architectural design of the project will utilize painted, rock face concrete block with clear insulated glass window units set in architec- turally finished clear anodized aluminum frames. cnepair of slimline alu- minum and glass entrance doors will be provided along the sports center west side. Exterior operable windows will be provided for the office areas. All windows and doors will be 1" thick terrpered, clear insulated glass units. Three supplementary exterior service exits will be provided for the sports Center and one supplementary exterior service exit will be provided for the storage building. One 8'-0" wide pair of doors will be provided for access to the displav area. Exterior exits will be insulated hollow metal doors set inholiow" m2tal frames. In addition, two painted overhead garage doors with steel bl.lIiper posts will be provided for the sports center and one painted overhead garage door with steel burrper posts will be provided for the storage building. A 6' high chain link fence will be provided around the exterior storage area located between the buildings and will include one 15' wide rolling gate with four steel burrper posts protecting the gate oPen- ing. 4. Ge..T1era1 Features. A one-story sports center and storage building of approximately 10,500 sq. ft. and 4,000 sq. ft., respectively, will be constructed. The sports center will support two spans of oPen-web bar joists and metal roof deck by rneans of 12" concrete block bearing walls in conjunction with steel lintels and columns along display areas and a steel beam and colurm line running in the east-west direction. Two 35' x 150' bays will be created providing a nomi- nal 12' clear height from floor to bar joists with a roof slope of 4" to the center of the building ~ The storage buildlng will s~rt s'ingle span open-web bar joists and rnetal roof deck by means of 12" concrete block bearing walls. The building will be provided with a nominal clear height of approximately 12' from floor to bar joists with a roof slope of 8" to the east, The building envelope (walls and roof) will be insulated to conform to the U-value prescribed by the current Minnesota Energy Conservation Legislation. The values are .06 for roofs and .238 (average for exterior walls including glazed areas). All exterior concrete block walls for both buildings will be insulated with polystyrene bead core fill insulation above grade and rigid polystyrene insulation below grade. A 3-ply built-up fiberglass felt, asphalt and gravel roof surface over two layers of insulation will be pro- vided for both buildings. All exterior flashing and fascia will be painted galvanized sheetrnetal. Roof drainage for the sports center ",rill be accomplished by two interior roof drains plLmlbed to ground level at the north side of the building. Roof drainage for the storage building will be accomplished by two exterior scuppers with downspouts. A two year roofer's guarantee on all rOOfing work and flashing will be furnished.