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Top Construction Companies in US RANK COMPANY TOTAL 2012 REVENUE $MIL 2013 2012 1 1 Bechtel, San Francisco, Calif 29436.0 2 2 Fluor Corp., Irving, Texas 22352.8 3 3 Kiewit Corp., Omaha, Neb. 9600.7 4 4 The Turner Corp., New York, N.Y 9084.9 5 6 PCL Construction Enterprises Inc., Denver, Colo. 6841.5 6 5 KBR, Houston, Texas 6070.0 7 7 Skanska USA, New York, N.Y. 5778.7 8 14 CB&I, The Woodlands, Texas 4415.2 9 11 Balfour Beatty US, Dallas, Texas 4142.7 10 12 The Shaw Group Inc., Baton Rouge, La. 4129.8 11 16 Jacobs, Pasadena, Calif. 4104

DELHI METRO – COMPARISON OF TECHNIQUES AND METHODS FOR CONSTRUCTING ELEVATED CORRIDOR AND ITS ENVIRONMENTAL EFFECT INDEX 1. INTRODUCTION. 2. GENERAL CRETIREN FOR SELECTION. 3. SPECIAL REQUIREMENT OF ELEVATED CORRIDOT. 4. CONSTRUCTION METHODOLOGY. 5. ERECTION OF SEGMENTS 6. AIRPORT LINE. 7. METHOD STATEMENT. 8. PER KM COST. 9. QUALITY CONTROLL. 10. ENVIRONMENTAL IMPACTS 11. CONCLUSION 1.0 INTRODUCTION With a view to reducing the problems of Delhi commuters like congestion on roads, ever slowing speed, increasing accidents rate, fuel wastage, and environmental pollution, Delhi Metro Rail Corporation Limited has under taken the construction of Mass Rapid Transit System for Delhi. The entire work of length approximately 413.83 km, planned so far is divided into four parts- Phase I 65.10 km Phase II 128.06 km (110.98 km in Delhi + 17.07 in Non Capital Region) Phase III 112.17 km ( 62.30 km in Delhi + 49.87 in Non Capital Region)