TA Highway System Flashcards
- What is most vulnerable points of highway systems?
Location where the enemy cannot reestablish movement by making a short detour
- What are the two factors use for identify highway bridge?
Superstructure and Load-carrying member
- What are the major factors to consider when targeting highway system during the route recon?
Terrain, road markers, lay of the land, unusual market (rocks, debris, disturbances and warning sign), and obstacle
- What do you use to destroy concrete bridge?
By using the breaching formulas
- What do you use to destroy steel bridge?
By using the steel cutting formula and advance formulas
- What is the main components to attack on bridges?
Tension members
- What should you focus on for suspension bridges?
Towers and cables
- What is the component of substructure?
Intermediate support and abutments
What formula use to destroy abutment up to 5 feet thick?
Triple Nickel 40
- What is Triple Nickel 40?
5 feet deep borehole
5 feet behind the face of abutment
5 feet on center
40lbs cratering charge
- What formula use to destroy abutment more than 5 feet thick?
By using the breaching formulas
- What do you use to destroy intermediate support?
By using the placing charge in 45 degree angle
- True or false: on simple span bridge, to efficiently destroy superstructures, every intermediate support should be destroy
False, Every other intermediate support should be destroy