TM 5-5420-278-100019 000019 00-9SITE REQUIREMENTS AND LAYOUTS (Contd)4. Site Layout Requirements — Bridge and raft assembly sites require twoway access roads to areas for parking, preparation of equipment, and routingof personnel and vehicle traffic. The type of bridge assembly method used willdetermine the location of launch and bridging sites and the location of accessroads to them. Single or multi-launch sites are established depending on howquickly the advancing forces are directed to make a river crossing. Whenestablishing a site layout, the following requirements must be met. (Refer toWP 0019 00, figures 1 through 4 for example layouts, and table 2 for bridgeassembly requirements.)a. A minimum river bank width of 15 ft (4.57 m) is required for maneuveringthe CBT at the launch site.b. An unobstructed floating downstream area of 100 ft (30.50 m) is requiredfor bay assembly operations at a single launch site.c. An unobstructed floating downstream area of 100 ft (30.50 m) is requiredbetween individual launch sites at a multi-launch site.
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