| 摘要 |
An apparatus for forming an aggregate layer with a bitumen finish, the apparatus comprising a hopper for holding the aggregate, the hopper having an upper inlet to enable aggregate to be loaded into the hopper, and at least one outlet through which the aggregate can flow, the outlet being associated with a gate member which can open and close the outlet, and at least one spray nozzle through which emulsion can be sprayed onto the aggregate after the aggregate has flowed through the outlet. |
