e-mosty June 2017: Osman Gazi B. US Suspension. Hålogaland B. e-mosty June 2017: Suspension Bridges | Page 35

5.2.1 Daily Routine Inspections 5.2.4 Quarterly Routine Inspections
Daily inspections are carried out visually by personnel
walking or driving through and making stops
whenever needed for closer inspection and
intervention. The personnel look for any abnormalities
influencing the safety and function of the Bridge. The
main aspects are:
o Safety for traffic and personnel.
o Functionality/safety for structures, which may
be reduced due to damage caused by
abnormal loads, e.g. adverse weather
conditions or collisions by vehicles.
o Any abnormal movement of structural
elements.
o Function of traffic sign boards and other
installations for operation of carriageway. Quarterly inspections/maintenances are carried out
by GIIB technical personnel for:
o Main cable system (routine inspection)
o Hanger cable system (routine inspection)
o Aviation and navigation lighting systems
(routine inspection and routine maintenance)
The daily Routine Inspection has close interfaces to
the operational aspects of the Bridge and is
coordinated with the traffic safety department.
5.2.2 Weekly Routine Inspections
Weekly routine inspections/maintenances are carried
out by GIIB technical personnel including:
o Carriage way and inspection walkway (routine
inspection)
o Architectural lighting (routine inspection)
o Bridge control center and SCADA system
(routine inspection)
o Generators (routine inspection)
o Traffic
barriers,
windshields,
access
equipment, lighting columns, sign boards and
other installations (routine maintenance)
5.2.3 Monthly Routine Inspections
Monthly routine inspections/maintenances which are
carried out by GIIB technical personnel comprising:
o Expansion joints (routine inspection)
o Tower gantries, deck gantries (routine
inspection and routine maintenance)
o Dehumidification system (routine inspection
and routine maintenance)
o Weak voltage main and secondary panels
(routine inspection and routine maintenance)
o Transformer buildings (routine inspection)
o Elevators (routine maintenance)
5.2.5 Semi-annual (6 monthly) Routine Inspections
Semi-annual inspections/maintenances include:
o Inside of deck, tower and anchorage rooms
(routine inspection and routine maintenance)
o Bearings and hydraulic buffers (routine
inspection)
o Drainage system (routine inspection and
routine maintenance)
o Fire fighting systems (routine inspection and
routine maintenance)
o Main cables, hanger cables, traffic barrier
wires (routine maintenance)
o Expansion joints (routine maintenance)
o Surfacing (routine maintenance)
5.2.6 Annual Routine Inspection
Annual inspections/maintenances are carried out by
GIIB:
o Outside of deck, concrete piers and
anchorage rooms (routine inspection)
o Inside of concr ete piers (routine inspection)
o Inside and outside of towers (routine
inspection)
o Communication system (routine inspection)
o Cathodic protection systems (routine
inspection and routine maintenance)
o Security system (routine inspection and
routine maintenance)
o Cabling, transformer, internal lighting (routine
inspection)
o Lightning protection and grounding (routine
inspection and routine maintenance)
o Paint of deck and towers (routine
maintenance)
o Bearings (routine maintenance)
o Traffic
barriers,
windshields,
access
equipment, lighting columns, sign boards and
other installations (routine maintenance)
o Access facilities, doors, hatches (routine
maintenance)
2/2017