road transport technology
jhh19970724
MaintenancePlanning.pdf
Basic Power train components
Drive shaft
Bell
Housing
Gearbox
Engine
Powertrain Options
Fuel Distance Per Fuel Stop (Miles)
Petrol 708 (Combined figures)
Diesel 900 (Combined figures)
Hybrid/Electrified 1128
Plug in Hybrid 3396
Electric Around 150
Fuel Cells Around 300
Petrol/Diesel
Advantages
Excellent energy density (between
46-48 MJ/kg) and a reasonable
infrastructure for re-fuelling.
Long range between stops.
Disadvantages
Noxious and C02 emissions.
Electric Vehicles
Advantages
Zero localised emissions
and a reasonable
infrastructure for charging
Disadvantages
Range
Charge time
Internal Combustion Engine (ICE)
Stop Start and Mild Hybrids
Mild Hybrid
Parallel Hybrid
Series Hybrid
Plug In Hybrid Electric Vehicle (PHEV)
All Electric
Mercedes-Benz Actros
Mercedes-Benz Arocs
MB Atego
Ford Transit
Mercedes-Benz C Class
Calculating Mileage HGV Drivers hours:
90 hours in any two week period
Average Speed:
HGV speeds are around 34mph for motorway/A road use
Vehicle usage:
(e.g. Single driver or multi)
Mileage covered:
34(mph) x 90(hours per 2 week period) = 3060 in 2 weeks, or 79560 in
52 weeks/year, assuming no downtime and single driver.
Determining the work conditions Lightly loaded vehicle:
Vehicles not carrying maximum weight capacity, but possibly maximum
permissible size.
General Haulage:
Vehicles carrying up to their capacity for a significant percentage of distance
travelled.
Arduous work:
Outsized load carrying, extensive B road usage, 100% LFE with max load.
Off-highway:
Quarry, or other similar usage.
Calculating Inspection Frequency
Mileage
Calculating Service Intervals
Service Interval, as prescribed by Mercedes-Benz:
28000 Miles – Off-Highway (Off Road)
37000 Miles – On-Highway (Driving on a surfaced Road) Actros
Calculating Service Intervals
Service Interval:
37000 Miles
MB Atego
Calculating Service Intervals
Service Interval, as prescribed by Mercedes-Benz:
28000 Miles – Mixed use Arocs
Light Vehicle Driving Hours
MB C-Class
No mobile worker shall work for more than six hours
without a break. After six hours the worker is entitled to a
break lasting at least 30 minutes
SI 2005/639, s 7
No mobile worker to exceed sixty hours in a working
week.
SI 2005/639, s 4
Night working restricted to 10 hours
SI 2005/639, s 9
Calculating Service Intervals
Service Interval:
15000 Miles
MB C-Class
Calculating Service Intervals
Service Interval:
15000 Miles
Transit
Ministry Inspections UK
Light Vehicles:
1st MOT on or before the 3rd anniversary of
registration.
Heavy Vehicles:
1st MOT on or before the 1st anniversary of
registration
Workshop Loading ➢ In the EU most employees work a 37 hour week.
➢ If you employ one Technician, they will be able to work for 7.4 hours per day, 5 days a week,
excluding annual leave.
➢ Workers are normally permitted 21 days leave per year.
➢ Overtime should not be considered the norm, as overworked individuals make mistakes and
require rest.
➢ Services usually take on average 3 hours to complete, for all vehicles.
➢ Inspections usually take 1.5 hours to complete.
➢ Ministry Inspections usually take 2 hours of Technician’s time, for transporting purposes.
Maintenance Plan
