| 31. | They are obstructing the department's concrete lining plan for the upstream stretch between the PWD's bridge and Bukit Belacan.
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| 32. | After a concrete lining sealed the shafts, the cooling brine was stopped and the frozen ground allowed to thaw.
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| 33. | Large chunks of concrete lining fell from the ceiling and the walls of the four-mile tunnel, complicating rescue efforts.
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| 34. | The cutting of the tunnel had intersected these faults and allowed the gas to seep in through its concrete lining.
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| 35. | When the concrete lining of Brays was completed in the 1960s, the bayou was designed to hold a 15-inch rainfall.
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| 36. | It diverts water into a concrete lined canal on the right flank with a capacity of 40 m?/ s.
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| 37. | Large chunks of the tunnel's concrete lining fell from the ceiling and the walls of the tunnel, complicating rescue efforts.
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| 38. | A fully lined pit latrine has concrete lining also at the base so that no liquids infiltrate into the ground.
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| 39. | Eleven giant boring machines, guided by satellites, dug the passages from December 1987 to mid-1991, laying concrete lining behind them.
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| 40. | In the 1990s the refinery site was chosen for a purpose-built facility to make concrete lining segments for the Channel Tunnel.
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