cover image: The Completion Report of the Mussoorie Hydro-Electric Scheme  Report

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20.500.12592/6n3j8d

The Completion Report of the Mussoorie Hydro-Electric Scheme Report

1912

The drainage area of the valley above the dam is about two square miles and the average slope of the ground within this area is roughly 1 in 2. The head works comprise (a) the dam and intake (b) the reservoir and offtake and (c) buildings for housing the men in charge. [...] 4411 the sections of the receiver are of -welded steel plates varying from s of an inch to i% of an inch in thickness and the joints are the same as those described for the middle and lower sections of the power pipe line."( 11 ) In order to prevent expansion across the Pelton wheels the middle pipe of the receiver is provided with three Welded on " flanges and is embedded in a massive " thrust [...] Owing to a sharp bend in the stream the set of the current was towards the right bank where the pipe line crossed the bridge with an upward gradient of about 1. in 8. The flood topped the right bank and rose 3 feet higher on this side than on the left abutment and scoured it out for a width of 40 feet behind the right abutment which together with the wingwalls was entirely swept away. [...] The original alignment of the pipe line was adhered to at the lower crossing but was slightly altered at the upper where it was moved 12 feet into the hillside on the right bank with the object of protecting the pipes as far' as practicable from the erosion caused by the set of the. [...] At the upper crossing a wall was built across the trench on the right bank to guard against the stream breaking through at this point during floods whilst at the lower crossing the flooring and concrete terminated at the new retaining wall constructed along the left bank to replace the one destroyed by the flood of 1909.
agriculture environment
Pages
89
Published in
India
SARF Document ID
sarf.146771
Segment Pages Author Actions
Cover
i-i unknown view
Frontmatter
ii-iii unknown view
Chapter I. Introductory and Financial
1-7 unknown view
Chapter II. Civil Engineering Works
8-18 unknown view
Chapter III. Electrical Installation
19-49 unknown view
Chapter IV. Water Works
50-58 unknown view
Appendices
i-xi unknown view
Backmatter
i-xvi unknown view

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