fan drift

fan drift

[′fan ‚drift]
(mining engineering)
The short tunnel connecting the upcast shaft with the exhaust fan.
References in periodicals archive ?
Tenders are invited for Sealing of inclines mouth of 23a, 16a, 16a fan drift, 16b, 7/10, 7/11 and 7/12 of bhowra (n) ug mines under e.
Limited Tenders are invited for Extension Of South Fan Drift From 9Th L To 10Th L At Balaghat Mine.
Tenders are invited for Extension Of North Fan Drift From 10Th L To 11Th L At Balaghat Mine
Tenders are invited for Construction of fan drift and 02 nos motor houses along with inspection corridors at 1and 2 incline at jhanjra area (shaft e) jhanjra.
Tenders are invited for Construction Of 2500 Vhf Fan Drifts With Evasee And Motor House At Air Shaft Of 3 And 4 Incline Unit, Under Jpc.