35 - Attachment 0004 SEED PROJ SOW 1991 ENL BRKS PH 4 CONT DIAG 041835.pdf

This is a detailed technical drawing sheet for an Enlisted Barracks Phase II project for the U.S. Army Engineer District, Baltimore, located in Baltimore, Maryland. The drawing is identified as sheet number 41053, dated F-721-90-12, and labeled as "DETAILS" on page 130 of the plan set.

The sheet contains comprehensive mechanical and plumbing system schematics for the barracks facility, including pump piping details, hot water unit heater piping configurations, hot water heating coil piping arrangements, and cooling coil piping details. Additional details illustrated include cold-water makeup and air-conditioning piping for the hot water system, expansion tanks, fire damper details (both at transfer registers and walls), a condensate drain trap detail, a typical FCU (fan coil unit) piping connection detail, support framing for expansion tanks, and a horizontal fire damper detail. The drawing provides scale-specific representations and includes multiple cross-sectional views and notes explaining critical installation requirements, such as trap arm water seal specifications and pressure drop considerations. All piping connections, valve locations, and system components are precisely labeled to ensure proper construction and installation of the building's mechanical systems.