Quality Audit for Telecom Towers

Proto Assembly Inspection

• Control Dimension
• Dimension of members and plates as per drawing
• Welding quality
• Member arrangement as per drawing
• Fixing of bolts
• Verification of material test reports
• Fixing of accessories like ladder, cable tray, rest platform, working platform & antenna mounts

Fabrication Inspection (sample check)

• Material inspection randomly (straightness of members, size & thickness of members)
• Verification of material test reports
• Sample test of material (if required)
• Dimension of members and plates as per drawings
• Quality of welding
• Quality of galvanizing

Tower Foundation Inspection

• Excavation verification
• Dimension verification
• Quality and Quantity verification of material procured
• Reinforcement verification
• Grade of concrete
• Checking of concrete thickness in foundation pad and chimney
• Alignment of column
• Template fixing
• Verification test reports

Tower Acceptance Test (post erection)

• Tower verticality
• Verification of Grouting at underside of base plate
• Checking of pedestal / base plate level difference
• Verification of items at tower base plate level.
• Usage of required grade of bolts,nuts & washers
• Fixing of all members (checking of member connectivity, missing / swapped members, straightness, etc)
• Fixing and Tightening of bolts & nuts
• Checking of gaps, rusted items, etc
• Fixing of ladder, platforms & antenna mounts
• Ensuring galvanization & painting
• Checking of accessories like lightening arrestor, aviation lamp etc.
• Creation of site data base helpful from tower maintenance perspective

Field Services

Tower Foundation Audits (TFA) & Tower Acceptance Test (TAT)

• Bharti Airtel Limited – Pan India
• Reliance Telecom Ltd – TAT in all circles
• Tata Teleservices – TFA in Few Circles
• Idea – TAT & TFA in Few Circles
• Vodafone – TAT in Few Circles
• Quipo – TAT in all Circles
• Reliance Communications – TAT in all Circles
• Indus – Share Holders Verification Audit in all Circles