Criteria for earthquake resistant design of structures

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FIG. 1 SEISMIC ZONES OF INDIA
11
© Government of India Copyright, 2016 Based upon Survey of India Political map printed in 2002.
The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate baseline. The interstate boundaries between Arunachal Pradesh, Assam and Meghalaya shown on this map are as interpreted from the North-Eastern Areas (Reorganization) Act, 1971, but have yet to be verified. The state boundaries between Uttarakhand & Uttar Pradesh, Bihar & Jharkhand, and Chhattisgarh & Madhya Pradesh have not been verified by the Governments concerned. The administrative headquarters of Chandigarh, Haryana and Punjab are at Chandigarh. The external boundaries and coastlines of India agree with the Record/Master Copy certified by Survey of India. The responsibility for the correctness of internal details rests with the publisher.
NOTE — Towns falling at the boundary of zones demarcation line between two zones shall be considered in higher zone.
FIG. 1 SEISMIC ZONES OF INDIA
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ANNEX A (Foreword)
MAP OF INDIA SHOWING EPICENTRES OF PAST EARTHQUAKES IN INDIA (From Catalog of 2015)
© Government of India Copyright, 2016 Based upon Survey of India Political map printed in 2002.
The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate baseline. The interstate boundaries between Arunachal Pradesh, Assam and Meghalaya shown on this map are as interpreted from the North-Eastern Areas (Reorganization) Act, 1971, but have yet to be verified. The state boundaries between Uttarakhand & Uttar Pradesh, Bihar & Jharkhand, and Chhattisgarh & Madhya Pradesh have not been verified by the Governments concerned. The administrative headquarters of Chandigarh, Haryana and Punjab are at Chandigarh. The external boundaries and coastlines of India agree with the Record/Master Copy certified by Survey of India. The responsibility for the correctness of internal details rests with the publisher.
NOTE — For details regarding the up-to-date seismic activity (plotted on the Map of India), please visit the online portal of the National Centre for Seismology (NCS), Ministry of Earth Sciences, New Delhi.
28
ANNEX B (Foreword)
MAP OF INDIA SHOWING PRINCIPAL TECTONIC FEATURES IN INDIA (From Catalog of 2001)
Based upon Survey of India Political map printed in 2002.
The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate baseline. The interstate boundaries between Arunachal Pradesh, Assam and Meghalaya shown on this map are as interpreted from the North-Eastern Areas (Reorganization) Act, 1971, but have yet to be verified. The state boundaries between Uttarakhand & Uttar Pradesh, Bihar & Jharkhand, and Chhattisgarh & Madhya Pradesh have not been verified by the Governments concerned. The administrative headquarters of Chandigarh, Haryana and Punjab are at Chandigarh. The external boundaries and coastlines of India agree with the Record/Master Copy certified by Survey of India. The responsibility for the correctness of internal details rests with the publisher.
30
ANNEX C (Foreword)
MAP OF INDIA SHOWING PRINCIPAL LITHOLOGICAL GROUPS
© Government of India Copyright, 2016 Based upon Survey of India Political map printed in 2002.
The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate baseline. The interstate boundaries between Arunachal Pradesh, Assam and Meghalaya shown on this map are as interpreted from the North-Eastern Areas (Reorganization) Act, 1971, but have yet to be verified. The state boundaries between Uttarakhand & Uttar Pradesh, Bihar & Jharkhand, and Chhattisgarh & Madhya Pradesh have not been verified by the Governments concerned. The administrative headquarters of Chandigarh, Haryana and Punjab are at Chandigarh. The external boundaries and coastlines of India agree with the Record/Master Copy certified by Survey of India. The responsibility for the correctness of internal details rests with the publisher.
32
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i) Non-standard hammer weight or height of fall 0.75 (for Donut hammer with rope and pulley)
CHT = 1.33 (for Donut hammer with trip/auto)
and Energy ratio = 80 percent
ii) Non-standard hammer weight or height of fall CHW = 48387 HW
where H = height of fall (mm), and W = hammer weight (kg)
1.1 (for loose sand) iii) Non-standard sampler setup (standard samples with room for liners, but used without liners)
CSS = 1.2 (for dense sand) 0.9 (for loose sand) iv) Non-standard sampler setup (standard samples with
room for liners, but liners are used) CSS =
0.8 (for dense sand)
v) Short rod length CRL =
= 0.75 (for rod length 0-3 m) = 0.80 (for rod length 3-4 m) = 0.85 (for rod length 4-6 m) = 0.95 (for rod length 6-10 m) = 1.0 (for rod length 10-30 m)
vi) Nonstandard borehole diameter CBD =
1.00 (for bore hole diameter of 65-115 mm) = 1.05 (for bore hole diameter of 150 mm) = 1.15 (for bore hole diameter of 200 mm)
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