| 1. | Precast reinforced components for concrete fences 预制钢筋混凝土围墙构件 |
| 2. | Standard specification for precast reinforced concrete crib wall members 预制钢筋混凝土框架墙构件 |
| 3. | Inverted u shaped precast concrete unit 型预制钢筋混凝土部件 |
| 4. | Precast reinforced concrete square piles 预制钢筋混凝土方桩 |
| 5. | Precast reinforced concrete pile 预制钢筋混凝土桩 |
| 6. | Standard specification for precast reinforced concrete box sections for culverts , storm drains , and sewers 涵洞雨水管和污水管道用预制钢筋混凝土箱形断面的标准规范 |
| 7. | Standard specification for precast reinforced concrete box sections for culverts , storm drains , and sewers metric 涵洞雨水管和污水管道用预制钢筋混凝土箱形断面的标准规范 |
| 8. | Standard specification for manufacture of precast reinforced concrete three - sided structures for culverts , storm drains 涵洞和雨水管用预制钢筋混凝土三边结构制造的标准规范 |
| 9. | Standard specification for manufacture of precast reinforced concrete three - sided structures for culverts , storm drains metric 涵洞和雨水管用预制钢筋混凝土三边结构制造的标准规范 |