Definitions | Midpage236.700Definitions.236.701Application, brake; full service.236.702Arm, semaphore.236.703Aspect.236.704[Reserved]236.705Bar, locking.236.706Bed, locking.236.707Blade, semaphore.236.708Block.236.709Block, absolute.236.710Block, latch.236.711Bond, rail joint.236.712Brake pipe.236.713Bridge, movable.236.714Cab.236.715-236.716[Reserved]236.717Characteristics, operating.236.718Chart, dog.236.719Circuit, acknowledgment.236.720Circuit, common return.236.721Circuit, control.236.722Circuit, cut-in.236.723Circuit, double wire; line.236.724Circuit, shunt fouling.236.725Circuit, switch shunting.236.726Circuit, track.236.727Circuit, track; coded.236.728Circuit, trap.236.729Cock, double heading.236.730Coil, receiver.236.731Controller, circuit.236.732Controller, circuit; switch.236.733Current, foreign.236.734Current of traffic.236.735Current, leakage.236.736Cut-section.236.737Cut-section, relayed.236.738Detector, point.236.739Device, acknowledging.236.740Device, reset.236.741Distance, stopping.236.742Dog, locking.236.743Dog, swing.236.744Element, roadway.236.745Face, locking.236.746Feature, restoring.236.747Forestall.236.748[Reserved]236.749Indication.236.750Interlocking, automatic.236.751Interlocking, manual.236.752Joint, rail, insulated.236.753Limits, interlocking.236.754Line, open wire.236.755Link, rocker.236.756Lock, bolt.236.757Lock, electric.236.758Lock, electric, forced drop.236.759Lock, facing point.236.760Locking, approach.236.761Locking, electric.236.762Locking, indication.236.763Locking, latch operated.236.764Locking, lever operated.236.765Locking, mechanical.236.766Locking, movable bridge.236.767Locking, route.236.768Locking, time.236.769Locking, traffic.236.770Locomotive.236.771Machine, control.236.772Machine, interlocking.236.773Movements, conflicting.236.774Movement, facing.236.775Movement, switch-and-lock.236.776Movement, trailing.236.777Operator, control.236.778Piece, driving.236.779Plate, top.236.780Plunger, facing point lock.236.781[Reserved]236.782Point, controlled.236.783Point, stop-indication.236.784Position, deenergized.236.785Position, false restrictive.236.786Principle, closed circuit.236.787Protection, cross.236.787aRailroad.236.788Receiver.236.789Relay, timing.236.790Release, time.236.791Release, value.236.792Reservoir, equalizing.236.793Rod, lock.236.794Rod, up-and-down.236.795Route.236.796Routes, conflicting.236.797Route, interlocked.236.798Section, dead.236.799Section, fouling.236.800Sheet, locking.236.801Shoe, latch.236.802Shunt.236.802aSiding.236.803Signal, approach.236.804Signal, block.236.805Signal, cab.236.806Signal, home.236.807Signal, interlocking.236.808Signals, opposing.236.809Signal, slotted mechanical.236.810Spectacle, semaphore arm.236.811Speed, medium.236.812Speed, restricted.236.813Speed, slow.236.813aState, most restrictive.236.814Station, control.236.815Stop.236.816Superiority of trains.236.817Switch, electro-pneumatic.236.818Switch, facing point.236.819Switch, hand operated.236.820Switch, interlocked.236.820aSwitch, power-operated.236.821Switch, sectionalizing.236.822Switch, spring.236.823Switch, trailing point.236.824System, automatic block signal.236.825System, automatic train control.236.826System, automatic train stop.236.827System, block signal.236.828System, traffic control.236.829Terminal, initial.236.830Time, acknowledging.236.831Time, delay.236.831aTrack, main.236.832Train.236.833Train, opposing.236.834Trip.236.835Trunking.236.836Trunnion.236.837Valve, electro-pneumatic.236.838Wire, shunt.