Technical Circulars

Here you can access important technical circulars from Directorate or from this office for ready reference. These may be either new approvals, guidelines, handouts, instructions or similar things.
(Note: Most of the pages are scanned copies of the original circulars; thus these are no better than the original. To prevent file size becoming unduly large, a medium resolution has been kept)
Following circulars are presently available
1. USO Related
2. Energy Conservation &
Audit Related
3. Misc.Technical
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