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Existing transmission-line crossing approval — documents, timeline & process
R3 · Route & construction authorizations · ~60 days (indicative)
Before your new line crosses an existing power line, the owner of that line must approve your crossing design — and give you a shutdown window to string over it.
Identify crossings in survey → submit crossing-section profile to owner → owner approves design → execute per approved design with scheduled shutdown.
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Statutory basis & authority
| Statutory basis | CEA Construction Standards Regulations 2022; CEA Safety Regulations 2023; Works of Licensees Rules 2006 ⚑ |
|---|---|
| Authority | Owner utility of crossed line; standards by CEA; shutdowns via RLDC/SLDC |
| Department | Owner utility (POWERGRID / TSP / STU) |
| Indicative timeline | ~60 days (verify with the authority) |
| Fees | No statutory fee; owner supervision/shutdown charges possible ⚑ |
Documents required
- Crossing profile drawings
- Tower schedule + clearance calculations
- Stringing methodology
- Shutdown request
When is this required?
- Existing transmission-line crossing: Route crosses existing transmission lines
Complete these first
- Section 68 prior approval (overhead lines) — Government permission you must hold before installing any higher-voltage overhead line — secure it before even 1% of…
Solarian expert note
Shutdown scheduling on loaded corridors is the bottleneck — one approval needed per crossed line; batch requests by owner.
Frequently asked questions
What is Existing transmission-line crossing approval?
Before your new line crosses an existing power line, the owner of that line must approve your crossing design — and give you a shutdown window to string over it.
How long does Existing transmission-line crossing approval take?
Around 60 days as an indicative planning figure. Actual timelines vary by authority workload and application quality — verify with the concerned authority.
Which authority grants Existing transmission-line crossing approval?
Owner utility of crossed line; standards by CEA; shutdowns via RLDC/SLDC. Department: Owner utility (POWERGRID / TSP / STU).
What documents are required for Existing transmission-line crossing approval?
Crossing profile drawings; Tower schedule + clearance calculations; Stringing methodology; Shutdown request.
When is Existing transmission-line crossing approval required?
Route crosses existing transmission lines.
Related approvals in this phase
- Section 164 authorization (telegraph-authority powers)
- PTCC clearance (power–telecom coordination)
- Right of Way (RoW) compensation process
- National Highway crossing permission
See also: all approvals · glossary of terms · state roadmaps
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Indicative guidance from the RegNav knowledge base, expert-verified by Solarian. Not legal advice — always verify with the concerned authority.