A07 ATTACHMENT 0084 TE 10.2 Bridge Operating Procedures (SOP).pdf

TE 10.2 Bridge Operating Procedures (SOP)

TE 10.2 Bridge Operating Procedures (SOP) 1

SOP: SWING SPAN BRIDGE OPERATION

SECTION 1 - PROCEDURES FOR OPENING AND CLOSING OF SWING

SPAN

Normal steps involved in opening and closing of swing span (sometimes called turning of the bridge).

1. Turn on advanced warning lights 5 minutes prior to a turn.

2. Turn on "Bridge Open" lights.

3. Sound air whistle.

4. Monitor camera system throughout following procedures.

5. Stop and clear all traffic to include pedestrians.

6. Close all vehicle and pedestrian gates and barriers.

7. Operate Interlocking Controls.

a. Disengage rail-locks.

b. Lower bridge ends.

c. Operate control levers to turn swing span.

8. Align opened bridge.

9. Allow vessel to pass.

10. Close bridge.

11. Align bridge in closed position.

12. Raise bridge ends.

13. Engage rail-locks

14. Open all vehicle and pedestrian gates and barriers.

15. Resume bridge traffic.

16. Turn off "Bridge Open" and advance warning lights.

TE 10.2 Bridge Operating Procedures (SOP) 2

SECTION 2 - PROVIDE ALTERNATE ELECTRICAL POWER FROM LOCK

AND DAM #15

1. Coordinate with on duty personnel from Lock 15 for any operation that requires switching to auxiliary power. Only one operation (Lock gate/valve or Bridge) can be accommodated at a time while both operations are on the emergency generator.

2. Operator must ensure that any power draw is turned OFF or disconnected before switching to emergency power.

3. Place the transfer switch handle in the control tower attic in the middle (neutral, open) position.

4. Inside the breaker panel box marked (SB), on the inside east wall of the bridge workshop, verify that the emergency power switch #1 is in the OFF position.

5. Connect the emergency power cable stored in the workshop area beneath the bridge swing span from the outlet on the outside of the shop wall to the one on the bridge structure.

6. Inside the breaker panel box marked (SB), on the inside east wall of the bridge workshop, place the emergency power switch #1 in the ON position.

7. Place the transfer switch handle located in the operating tower attic in the DOWN (emergency power) position. Front cover is marked.

8. Perform normal turning procedures, except swing span can only be turned 90 degrees and back (Due to cable length).

9. Reconnect to main power supply when it is restored by reversing the procedure.

SECTION 3 - LOCKING AND UNLOCKING SWING SPAN

Normal steps involved in locking and unlocking swing span bridge.

1. Locking:

a. Place locking devices onto lifting mechanisms. This is done on both ends of the swing span (designated J-1 and J-2).

b. Attach railroad-interlocking locks to each rail at both ends of swing span (8 total).

TE 10.2 Bridge Operating Procedures (SOP) 3

c. Unhook all roadway and sidewalk gate control arms and lock the gates in open position.

2. Unlocking:

a. Remove and store locking devices used on lifting mechanism.

b. Remove and store locking bars used on railroad interlocking.

c. Connect all roadway and sidewalk gate control arms to motors and unlock