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Showing: 1 to 10 of 362 matches for "gas tunnel contamination"  Page   1   2   3   4   5   6   7   8   9  next TITLE Diesel Exhaust Contamination Of Tunnel Air  SUMMARY ... The dry samples were analyzed by gas chromatography to ... measured on the day before the tunnel-air samples ... These figures show the observed contamination at the ... AUTHOR Holtz, John C. PUBLISHED 1968 TITLE How To Control Air Contaminants During Tunnel Construction  SUMMARY ... control of air contaminants during tunnel con- struction ... ventilation systems, control of methane gas, control of ... practical questions on air contamination issues ... AUTHOR Kissell, Fred N. PUBLISHED 1995 TITLE Portland, Oregon’s Other CSO Tunnels  SUMMARY ... connection at the Peninsular Tunnel is approximately ... Areas of contamination were defined as part ... drainage, sanitary sewers, natural gas, electrical, telephone ... AUTHOR Colzani, Greg ; Lostra, Michelle ; Babendererde, Jan ; Blanchette, Red PUBLISHED 2005 TITLE St. Louis Skinker–McCausland Tunnel  SUMMARY ... An effort has been made to site shaft excavations away from these locations to avoid the impact of the contamination on the tunnel project. Natural Gas ... AUTHOR Zurawski, Jozef F. PUBLISHED 2001 TITLE An In-Depth Study of City of Niagara Falls Raw Water Intake Tunnel Ventilation Dealing With Large Quantities of Hydrogen Sulfide  SUMMARY ... The HFD tunnel workman should have been able to work each day with ... on time with no accidents or injuries attributable to hydrogen sulfide gas contamination. ... AUTHOR Radel, Richard R. ; Barry, Jack PUBLISHED 1997 TITLE Geotechnical Investigations and Design Alternatives For Tunneling in the Presence of Hydrogen Sulfide Gas - Los Angeles Metro  SUMMARY ... muck with respect to potential contamination and environmental ... direct bearing on civil/transit tunnel construction. ... and incidence of HZS and methane gas. ... AUTHOR Elioff, M.A. ; Smirnoff, T. P. ; Ryan, P. F. ; Putnam, J. B. ; M.Ghadiali, B. PUBLISHED 1995 TITLE Diesel Engines In Tunneling Operations  SUMMARY ... Tbc centent of this gas was found to indicate fairly ... The tunnel into which the Diesel engine was introduced ... ble to reduce the air contamination throughout the ... AUTHOR Harris, William B. ; Greenburg, Leonard ; Werner, Gustäv PUBLISHED 1942 TITLE Papers - Transportation - Diesel Engines in Tunneling Operations. (Mining Technology, March 1942)  SUMMARY ... carbon monoxide content, testing for air contamination by the ... engines resolved itself to sampling for this gas. ... after dilution) and (3) in the tunnel air stream ... AUTHOR Harris, William B. ; Greenburg, Leonard ; Werner, Gustav PUBLISHED 1943 TITLE Problems Encountered on the Upper Reach of the Northeast Interceptor Sewer Project  SUMMARY ... and there was a potential for encountering methane gas. ... as shown in Figure 1. This tunnel, constructed in ... in the 1950s due to high levels of contamination. ... AUTHOR Dubnewych, Steve ; McKenna, Michael ; McDonald, John ; Patel, Rajni PUBLISHED 2005 TITLE Reducing Longwall Tailgate Workers' Dust Exposure Utilizing Water-Powered Scrubbers  SUMMARY ... Contamination from primary airflow at section BB' seemed even less ... be as high underground as in the wind tunnel. ... on a longwall where a tailgate gas checker was ... AUTHOR Organiscak, John A. PUBLISHED 1983 Showing: 1 to 10 of 362 matches for "gas tunnel contamination"  Page   1   2   3   4   5   6   7   8   9  next Search Again