1. National Aeronautics and Space Administration www.nasa.gov Installation Details Minimize/eliminate field welds (and grinding and cutting) All pipe work to be done to ASME B31.3, all documentation shall be supplied (including but not limited to material certs, welding qualification, hydro test?, and NDE) Piping ASTM A-285 Sch. 40 (.375” wall) ¼” NPT couplings (10 per elbow) Insulation: Armacell AP Armaflex Insulation paint: Devflex HP Semi-gloss color NASA blue Using demoed bypass pipe fabricate bypass per drawing (preferably at shop mimimize/eliminate field welds) All piping, ID shall be painted with: Devoe 235 Epoxy per manufacturers instructions All piping, OD shall be painted with: Rustoleum damp proof primer color red per manufacturers instructions Facilities Division performing support analysis and design (including basement column) 1

2. National Aeronautics and Space Administration www.nasa.gov Relocate Pipe Support 2 relocate pipe support to original location

3. National Aeronautics and Space Administration www.nasa.gov Demolition 3

4. National Aeronautics and Space Administration www.nasa.gov Installation 4 install long radius elbows, bypass, and turn valve

5. National Aeronautics and Space Administration www.nasa.gov Installation 5 V-Cone flow meter relocated pipe support at long spool mid-point long spool CRV or short spool TBD

6. National Aeronautics and Space Administration www.nasa.gov Updated Facility 6 V-Cone Cheng Rotational Vane Plenum Long Radius Elbows Valve to be turned so that as leading edge closes it points towards extrados of elbow