Definitions

  1. Law
  2. CFR 49
  3. Transportation
  4. Other Regulations Relating to Transportation
  5. Federal Railroad Administration, Department of Transportation
  6. Rules, Standards, and Instructions Governing the Installation, Inspection, Maintenance, and Repair of Signal and Train Control Systems, Devices, and Appliances
  7. Definitions

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Section
236.700

Definitions.

Section
236.701

Application, brake; full service.

Section
236.702

Arm, semaphore.

Section
236.703

Aspect.

Section
236.704

§ 236.704 [Reserved]

Section
236.705

Bar, locking.

Section
236.706

Bed, locking.

Section
236.707

Blade, semaphore.

Section
236.708

Block.

Section
236.709

Block, absolute.

Section
236.710

Block, latch.

Section
236.711

Bond, rail joint.

Section
236.712

Brake pipe.

Section
236.713

Bridge, movable.

Section
236.714

Cab.

Sections
236.715-236.716

§§ 236.715-236.716 [Reserved]

Section
236.717

Characteristics, operating.

Section
236.718

Chart, dog.

Section
236.719

Circuit, acknowledgment.

Section
236.720

Circuit, common return.

Section
236.721

Circuit, control.

Section
236.722

Circuit, cut-in.

Section
236.723

Circuit, double wire; line.

Section
236.724

Circuit, shunt fouling.

Section
236.725

Circuit, switch shunting.

Section
236.726

Circuit, track.

Section
236.727

Circuit, track; coded.

Section
236.728

Circuit, trap.

Section
236.729

Cock, double heading.

Section
236.730

Coil, receiver.

Section
236.731

Controller, circuit.

Section
236.732

Controller, circuit; switch.

Section
236.733

Current, foreign.

Section
236.734

Current of traffic.

Section
236.735

Current, leakage.

Section
236.736

Cut-section.

Section
236.737

Cut-section, relayed.

Section
236.738

Detector, point.

Section
236.739

Device, acknowledging.

Section
236.740

Device, reset.

Section
236.741

Distance, stopping.

Section
236.742

Dog, locking.

Section
236.743

Dog, swing.

Section
236.744

Element, roadway.

Section
236.745

Face, locking.

Section
236.746

Feature, restoring.

Section
236.747

Forestall.

Section
236.748

§ 236.748 [Reserved]

Section
236.749

Indication.

Section
236.750

Interlocking, automatic.

Section
236.751

Interlocking, manual.

Section
236.752

Joint, rail, insulated.

Section
236.753

Limits, interlocking.

Section
236.754

Line, open wire.

Section
236.755

Link, rocker.

Section
236.756

Lock, bolt.

Section
236.757

Lock, electric.

Section
236.758

Lock, electric, forced drop.

Section
236.759

Lock, facing point.

Section
236.760

Locking, approach.

Section
236.761

Locking, electric.

Section
236.762

Locking, indication.

Section
236.763

Locking, latch operated.

Section
236.764

Locking, lever operated.

Section
236.765

Locking, mechanical.

Section
236.766

Locking, movable bridge.

Section
236.767

Locking, route.

Section
236.768

Locking, time.

Section
236.769

Locking, traffic.

Section
236.770

Locomotive.

Section
236.771

Machine, control.

Section
236.772

Machine, interlocking.

Section
236.773

Movements, conflicting.

Section
236.774

Movement, facing.

Section
236.775

Movement, switch-and-lock.

Section
236.776

Movement, trailing.

Section
236.777

Operator, control.

Section
236.778

Piece, driving.

Section
236.779

Plate, top.

Section
236.780

Plunger, facing point lock.

Section
236.781

§ 236.781 [Reserved]

Section
236.782

Point, controlled.

Section
236.783

Point, stop-indication.

Section
236.784

Position, deenergized.

Section
236.785

Position, false restrictive.

Section
236.786

Principle, closed circuit.

Section
236.787

Protection, cross.

Section
236.787a

Railroad.

Section
236.788

Receiver.

Section
236.789

Relay, timing.

Section
236.790

Release, time.

Section
236.791

Release, value.

Section
236.792

Reservoir, equalizing.

Section
236.793

Rod, lock.

Section
236.794

Rod, up-and-down.

Section
236.795

Route.

Section
236.796

Routes, conflicting.

Section
236.797

Route, interlocked.

Section
236.798

Section, dead.

Section
236.799

Section, fouling.

Section
236.800

Sheet, locking.

Section
236.801

Shoe, latch.

Section
236.802

Shunt.

Section
236.802a

Siding.

Section
236.803

Signal, approach.

Section
236.804

Signal, block.

Section
236.805

Signal, cab.

Section
236.806

Signal, home.

Section
236.807

Signal, interlocking.

Section
236.808

Signals, opposing.

Section
236.809

Signal, slotted mechanical.

Section
236.810

Spectacle, semaphore arm.

Section
236.811

Speed, medium.

Section
236.812

Speed, restricted.

Section
236.813

Speed, slow.

Section
236.813a

State, most restrictive.

Section
236.814

Station, control.

Section
236.815

Stop.

Section
236.816

Superiority of trains.

Section
236.817

Switch, electro-pneumatic.

Section
236.818

Switch, facing point.

Section
236.819

Switch, hand operated.

Section
236.820

Switch, interlocked.

Section
236.820a

Switch, power-operated.

Section
236.821

Switch, sectionalizing.

Section
236.822

Switch, spring.

Section
236.823

Switch, trailing point.

Section
236.824

System, automatic block signal.

Section
236.825

System, automatic train control.

Section
236.826

System, automatic train stop.

Section
236.827

System, block signal.

Section
236.828

System, traffic control.

Section
236.829

Terminal, initial.

Section
236.830

Time, acknowledging.

Section
236.831

Time, delay.

Section
236.831a

Track, main.

Section
236.832

Train.

Section
236.833

Train, opposing.

Section
236.834

Trip.

Section
236.835

Trunking.

Section
236.836

Trunnion.

Section
236.837

Valve, electro-pneumatic.

Section
236.838

Wire, shunt.