Catalogue / Transmission line erection & stringing
66 kV and 132 kV line construction, Duo seriesSample
by Tirhut Infra Services (Sample) · verified by BARREL
Price on quote
Ordered and invoiced through BARREL — one contract, one GST invoice.
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The Duo service of 66 kV and 132 kV line construction by Tirhut covers 3 voltage level options (220 kV to 765 kV). Key features: sag and tension charts for stringing, tension check and final clearance survey and foundation concrete cube testing. Typically used for industrial supply lines, solar and wind evacuation lines and state transmission utilities. Delivered in line with IS 802 (Overhead Line Towers), IS 2713 (Steel Tubular Poles) and CEA (Measures relating to Safety) Regulations. Mobilisation Per section schedule; serves All India and export (SAARC, Middle East, Africa). Sample listing: illustrative data for testing BARREL Shop, not a real offer.
- Brand
- Tirhut
- Model
- TIR-7B1 series
- Listing type
- Service
- Unit
- km
- Minimum order
- 1 km
- Lead time
- Per section schedule
- Warranty
- Workmanship 12 months
- Standards
- IS 802 (Overhead Line Towers), IS 2713 (Steel Tubular Poles), CEA (Measures relating to Safety) Regulations
- Delivers to
- All India and export (SAARC, Middle East, Africa)
- GST rate
- 18 %
- Country of origin
- India (imported sub-assemblies)
- Delivery terms
- Site mobilisation as per work order
- Returns
- Re-work of defective scope at no cost
- Other terms
- Sample data for testing; not a real offer.
Variants
| Variant | Specifications | Min. order · lead time | Price, ex GST |
|---|---|---|---|
| Voltage level220 kVTIR-7B1-01 | Voltage level: 220 kV | 1 km · Per section schedule | on quote |
| Voltage level400 kVTIR-7B1-02 | Voltage level: 400 kV | 1 km · Per section schedule | on quote |
| Voltage level765 kVTIR-7B1-03 | Voltage level: 765 kV | 1 km · Per section schedule | on quote |
Specifications
| Voltage level | 220 kV to 765 kV (see variants) |
|---|---|
| Circuit type | Single circuitmade to order: Double circuit / Multi-circuit on narrow base |
| Conductor | ACSR Moosemade to order: ACSR Panther / AAAC or HTLS |
| Scope | Foundation, erection and stringing |
| Stringing method | Conventional stringing |
| Crew | Two erection gangs plus foundation team |
| Tower testing | Prototype test witnessedmade to order: Type-tested towers |
| Productivity | 3 km per weekmade to order: 1-1.5 km per week |
| Approvals support | PTCC clearance and RoWmade to order: Forest and crossing permission |
| Safety | Fall protection and line clearance |
| Insurance | Third-party liability |