The National Academies Press

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From page 92... ... 92 A P P E N D I X B Survey Response Data MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: Palm Beach County, FL Date: 8/21/18 Movable Bridge Importance and Availability Survey Questions 4. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 93... ... 93 6. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 94... ... 94 10. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 95... ... 95 14. How would you rate the routine maintenance these bridges have received over their service life? Read the entire page →
From page 96... ... 96 17. What is the average time to restore operation with electrical issues? Read the entire page →
From page 97... ... 97 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: New York City DOT Date: 8/21/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 98... ... 98 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 99... ... 99 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 100... ... 100 Supplemental Questions: 1. What is your inventory of bridges? Read the entire page →
From page 101... ... 101 9. Do you have bridges with redundant systems, such as: dual power supply:  All Harlem River Bridges have redundant power supplies. Read the entire page →
From page 102... ... 102 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: Michigan DOT Date: 8/20/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 103... ... 103 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 104... ... 104 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 105... ... 105 Supplemental Questions: 1. What is your inventory of bridges? Read the entire page →
From page 106... ... 106 7. Do your bridges have PLC or Relay System Controls? Read the entire page →
From page 107... ... 107 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: North Carolina DOT Date: 8/15/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 108... ... 108 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 109... ... 109 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 110... ... 110 Supplemental Questions: 1. What is your inventory of bridges? Read the entire page →
From page 111... ... 111 9. Do you have bridges with redundant systems, such as:dual power supply:  All have backup generators. Read the entire page →
From page 112... ... 112 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: Multnomah County, OR Date: 8/15/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 113... ... 113 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 114... ... 114 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 115... ... 115 Supplemental Questions: 1. What is your inventory of bridges? Read the entire page →
From page 116... ... 116 9. Do you have bridges with redundant systems, such as: dual power supply:  All have backup generator. Read the entire page →
From page 117... ... 117 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: FDOT D4 Date: 8/16/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 118... ... 118 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 119... ... 119 2. How would you rate the reliability of movable bridge drive machinery systems and components on your movable bridges: ☐Excellent ☒Good ☐Satisfactory ☒Fair ☐Poor 3. Read the entire page →
From page 120... ... 120 6. Approximately how many movable bridges are included in the above assessment? Read the entire page →
From page 121... ... 121 6. Span Locks – how often to you service span locks? Read the entire page →
From page 122... ... 122 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: FDOT D1 & D7 Date: 8/14/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 123... ... 123 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 124... ... 124 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 125... ... 125 7. How would you rate the routine maintenance these bridges have received over their service life? Read the entire page →
From page 126... ... 126 5. What is the average time to restore operation with electrical issues? Read the entire page →
From page 127... ... 127 MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: LaDOTd Date: 9/14/18 Movable Bridge Importance and Availability Survey Questions 1. Can the waterways crossed by movable bridges be classified within the following categories? Read the entire page →
From page 128... ... 128 3. Does your agency place movable bridges in lockdown or otherwise render them inoperable, under specific warnings of impending high winds (e.g., gale force winds, tropical storm warning, etc.) Read the entire page →
From page 129... ... 129 3. How would you rate the reliability of movable bridge locking (live load transfer) Read the entire page →
From page 130... ... 130 Supplemental Questions: 1. What is your inventory of bridges? Read the entire page →
From page 131... ... 131 9. Do you have bridges with redundant systems, such as: dual power supply:  This is uncommon. Read the entire page →

From page 92...

... 92 A P P E N D I X B Survey Response Data MOVABLE BRIDGE OWNER INTERVIEWS Bridge Owner: Palm Beach County, FL Date: 8/21/18 Movable Bridge Importance and Availability Survey Questions 4. Can the waterways crossed by movable bridges be classified within the following categories?