塑山工程成功完成的因数有：施工材料，工地管理，技术人员的技术水平，还有就是后期的维护。

Plastic Mountain project successfully completed the factors are: construction materials, site management, technical personnel, technical level, there is the latter part of the maintenance.

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施工现场的道路、机具、材料、临时设施、供电线路、给排水管道等的布置和管理按承包商的规定进行。

All on-site roads, machines, materials, temporary facilities, power lines, water pipelines shall be laid out and managed according to CONTRACTOR requirements.

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提出从设计、材料、施工管理等方面把好质量关是提高斜屋面防水能力的关键。

The key to improve waterproof performance of pitched roofs is strict quality control in design, material and construction management.

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