PWS Table 3 - Shasta Borehole Geophysics - 2020Jan17_0001.pdf

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Geophysical Logging and Testing - Shasta Dam & Res
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140R2020Q0045
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Table 3 -- Shasta Dam Borehole Geophysical Logging Requirements Rev 2020-Jan-17

Main Dam Gallery Drill Planned Logging Angle Nominal Nominal OBI & Full

Geotechnical / Left Wing Dam Hole Depth Interval from Borehole Dilatometer ABI Wave Borehole Trip Item Concrete Right Wing Dam Number (ft) (ft) vert Diam Depths (ft) Televiewers Caliper Sonics Deviation Remarks Notes

A. 1. Geotechnical LWD DH-18-304 80 10-80 0 NQ 76mm 30, 40, 48

[1] X X X X requires NQ hole centralizers

[1] - Final dilatometer test depths will be chosen on-site after examination of the televiewer logs. 20MPa minimum dilatometer performance rating.

B. 4. Geotechnical RWD DH-18-307 150 0-150 0 NQ 76mm 30, 50, 75, 96 [1] X X X X requires NQ hole centralizers

[1] - Final dilatometer test depths will be chosen on-site after examination of the televiewer logs. 20MPa minimum dilatometer performance rating.

C. 5. Geotechnical RWD ADH-18-302 150 0-150 15 NQ 76mm 30, 50, 75, 96 [1] X X -- X requires NQ hole centralizers

[1] - Final dilatometer test depths will be chosen on-site after examination of the televiewer logs. 20MPa minimum dilatometer performance rating.

D. 13. Concrete Gallery DH-2018-19 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 14. Concrete Gallery DH-2018-20 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 15. Concrete Gallery DH-2018-21 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 16. Concrete Gallery DH-2018-22 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 17. Concrete Gallery DH-2018-23 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 18. Concrete Gallery DH-2018-24 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 19. Concrete Gallery - RWD DH-2018-28 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 20. Concrete Gallery - RWD DH-2018-29 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

D. 21. Concrete Gallery - RWD DH-2018-30 30 [2] 0-30 [2] 0 6-inch

153mm -- X -- -- -- requires 6" hole centralizers [2] Approx. 20' thru concrete and 10' through rock (varies).

Geophysical Logs

D:\Shasta 2020\Geoph Contract\Shasta Borehole Geophysics Table 3 - contract requirements 2020Jan17.xlsx

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