Steel Structures. Working drawings for steel structures, including metal handrails, shall consist of shop detail, erection, and other working drawings showing details, dimensions, sizes of units, and other information necessary for the fabrication and erection of metal work. Such drawings shall be signed and sealed by a PE.
Steel Structures. The Xxxxxxx Substation shall consist of low profile (non-lattice) steel structures. The air-insulated substation shall be rigid bus construction with flexible connections to all equipment. Equipment support structures shall be designed by the working stress method in accordance with American Institute of Steel Construction guidelines for specification, engineering, design and construction.
Steel Structures. 1. One (1) lot galvanized steel structures.
Steel Structures a. Boiler and Air Preheater Room Steel
Steel Structures a. Columns & Girders
Steel Structures a. Pre-Engineered Building Coal Maintenance Building
Steel Structures a. Pre-Engineered Building Conveyors A, B, C, D, E, & S
Steel Structures a. A-Frame Structural Steel
Steel Structures. Galvanized steel structures shall be supplied to support switchyard electrical equipment and to connect the units to the Switchyard as required. Structure loading shall be in accordance with ASCE-7 and the National Electrical Safety Code (NESC) loads as appropriate. These structures are to conform to the local utility company requirements. Clearances shall conform to the standard design clearances of the NESC. Each main power transformer and utility tie connection shall be connected to the switchyard by an overhead line and aluminum bus tube. These lines shall use bare ACSR, AAC or ACSS conductors and shall run from the main power transformers to their respective positions in the switchyard. Transformer termination structures shall be supplied at both ends. Dead-end structures shall be furnished at each transformer position and shall provide adequate clearance over the roadways within the plant. These structures shall be designed to accommodate the full load of the line. The design loads of the line shall be in accordance with the loading specified by the NESC for the site area.
Steel Structures a. Steel Trusses.
