complete solution package in monostrand unbonded post tensioning
July 1, 2009, PTSP a franchise of Sterling Engineering and Design Group Ltd. USA, is officially launched in Pakistan. PTSP is the first Engineering and Design franchise of its kind in Pakistan. Being a franchise of a US based, very reputable and successful, Engineering and Design firm, Sterling; PTSP has access to technical knowledge and expertise that is unparallel in Pakistan.


Post Tension Services Pakistan Pvt. Ltd ( PTSP) is a supplier of Monostrand Unbonded Post tensioning products and related services in Pakistan. PTSP is an engineering franchise of Sterling Engineering and Design Group Ltd. ( ) a USA based company with extensive post tensioning design and construction experience.  PTSP specializes in supply and installation of un-bonded mono-strand cable reinforcing in the South East Asia. Our office in Karachi is currently servicing clients in Pakistan.

We provide the following products and services:

» Monostrand Unbonded PT Cables

»  Design of PT System

»  Post Construction Services

» Related Accessories

»  PT System Installation

»  Value Engineering Services

We typically review the structural design of the project with the structural engineer of record and determine the feasibility of use of P-T on the project. If P-T is deemed feasible, PTSP submits a cost proposal to provide the reinforcing and its installation to the engineer/owner. The proposal defines in detail the scope of work of PTSP. The quote typically includes providing the cost for P-T cables, all accessories, P-T System installation and its stressing. The design of the P-T is in accordance with relevant ACI and IS codes. Typically, PTSP requires 3 to 4 weeks to deliver Post Tensioned cables after receipt of order. Our experience to date in the Pakistan market has yielded some valuable information. On an average the following construction improvements were observed:

  • P-T reduced the concrete volume by 20 to 30%
  • Cost of reinforcing is typically 20 to 30% less than that of conventional reinforcing
  • Formwork can be stripped after 4-5 days
  • Average bay (Column) spacing is 25 to 30 feet without increase in the slab thickness
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