Performance_Standards.pdf

Acquisition Plan Attachment 1

Tube Trailer Testing & Chassis Maintenance Performance Standards

SPE601-13-R-0331

Performance Requirement Performance Standard 100% Compliance Required

Method of Assessment

Upon Receipt of each trailer the contractor will inspect them

All trailers shall be inspected upon receipt and a listing of all required repairs and associated costs submitted to DLA-Energy

Review contractors documentation to verify trailer inspections are being performed and reports are being submitted to DLA- Energy

Trailer tubes and manifolds require hydrostatic testing or Acoustic Emission (AE) testing

Perform hydrostatic testing of tubes IAW DOT 49 CFR and pressure testing of manifolds IAW ASME standards or for AE IAW DOT Special Permit

Review test logs to assure tests were performed properly

Replace manifold burst discs 100% tube manifold rupture discs shall be replaced with minimum torque value of 40 ft - lbs

Randomly inspect work performance logs and rupture discs

Contractor shall only install a pressure gauge on each trailer manifold as directed per Delivery order.

Per delivery order the pressure gauge shall be installed with an isolation valve; pressure gages shall have a range of no less that 0-3,000 psi and no more than 0-4,000 psi and shall have a 4” to 5” dial that is easy to read.

Confirms that - the prescribed trailer has installed pressure gauge.

Hydrostatic test; After reassembly of tubes their internal surface shall be rinsed with water

All internal surfaces that will be in contact with product shall be rinsed clean; water used for rinsing shall meet requirements of ASTM D 1193, Type IV

Verify that rinsing is performed on internal surfaces and that water used meets requirements of ASTM D 1193, Type IV

Tube trailer leak testing performed IAW the contract

Leak checks shall be performed on all threaded joints and shall be conducted using a gas mixture of at least 25% helium that meets the requirements of Type I, Grade A of MIL-PRF- 27401D; any and all leaks repaired;

trailers must demonstrate absence of leak for minimum of 24 hours

Review quality certificates to assure gaseous helium being used meets the requirements of Type I, Grade A of MIL-PRF-27407B and gaseous nitrogen being used meets requirements of Type I, Grade A, MIL-PRF-27401D; review records to verify mix of at least 25% helium was used; random verification of leak check procedures

Acquisition Plan Attachment 1

Disposal of failed cylinders Disposal shall be of IAW Defense Logistics Agency Instruction (DLAI) 4145.25, “Storage and Handling of Liquefied and Gaseous Compressed Gasses and Their Full and Empty Cylinders,” dated 16 Jun 00, Section 8 “Disposal Of Compressed Gas Cylinders.”

Inspect cylinders after preparation.

Contractor shall refurbish trailer chassis/framework

Refurbishment shall restore trailer chassis/framework to rebuilt or like new condition

Inspect trailers and review maintenance logs

Spray paint and mark cylinders and external surfaces

Paint cylinders and metal surfaces IAW colors in FED-STD-595B;

Marking IAW DOT 49 CFR, Per Delivery Order

Inspect trailers