| Owner: | |||||
| Client: | |||||
| Service: | Doorframe Slab Design Review and Construction Advice
|
||||
| Estimated cost: | Commencement: | December 30, 1997
|
Completion date: | December 29, 1999
|
|
| Location: | Brasilia - Brazil |
||||
| Technical data: | Metro tunnel, 3,950 ft (1200 m) long with a section of approx. 660 sqft (62 m²). Overburden varied from 10 - 15 ft (3 - 5 m), reinforced concrete slab 2 - 4 ft thick. |
||||
| Geology description: | Porous clay, sandy clay, weathered slate, weathered siltstone. |
||||
| Geology types: | |||||
| Categories: | |||||
| Bid cost: | Final cost: | $20,000,000
|
|||
| Service areas: | |||||