HDM-4 Web
Definition
Geometry
Pavement
Condition
Other
Motorized Traffic
Non-Motorized Traffic
Asset Valuation
Name
ID
Link Name
Link ID
Length
km
Cway Width
m
Flow Direction
One-way downhill
One-way uphill
Two-way
Surface Class
Bituminous
Concrete
Unsealed
Speed Flow Type
SF3
SF5
SF7
Two Lane Road
Traffic Flow Pattern
Commuter
Free-Flow
MP Flow
Accident Class
AC3
AC5
AC7
Four Lane Road
Climate Zone
undefined
MP Climate
Subtropical-Hot Sub-Humid
Tropical Humid
Road Class
Primary or Trunk
Secondary or Main
Tertiary or Local
Calibration Set
Calibration Item
BC
PMC
Selected Calibration Item Summary
Pavement type
Surface Material
Rise + Fall
m/Km
No. of rises + falls
no./Km
Superelevation
%
Avg horiz curvature
deg/Km
adral
m/s
2
Speed limit
km/h
Speed limit enforcement
Altitude
m
Speed Reduction Factors
XNMT
0.4 <= XNMT <= 1
Road side friction
0.4 <= XFRI <= 1
XMT
0.4 <= XMT <= 1
Surfacing
Pavement type
Material type
Most recent surfacing thickness
mm
Previous/old surfacing thickness
mm
Previous Works (HDM-4 Work Types)
Last reconstruction or new construction
year
Last rehabilitation (overlay)
year
Last resurfacing (resealing)
year
Last preventative treatment
year
Strength
Calculated Dry season model parameters
SNP
4.61
DEF (mm)
0.56
Structual Number
Subgrade CBR
%
Dry Season
Wet Season
Calculated SNP
Calculate SNP
Road Base
(for stabilised base only)
Base thickness
mm
Resilient modulus
GPa
Condition at end of year
Drainage Quality
Excellent
Good
Fair
Poor
Very Poor
Roughness
IRI - m/km
All Structural Cracks
%
Wide Structural Cracks
%
Thermal Cracks
%
Ravelling Area
%
Number of Potholes
No./km
Mean Rut Depth
mm
Rut depth standard deviation
mm
Texture Depth
mm
Skid Resistance
SCRIM 50km/h
Separate NMT lanes
Number of lanes
Shoulders
(Concrete only)
Shoulder type
Non-concrete
Concrete
Width of widening
m
Drainage
Drain type
Fully lined and linked
Surface lined
V-shaped - hard
V-shaped - soft
Shallow - hard
Shallow - soft
No drain - but required
No change in drainage effects
Compaction
(Bituminous only)
Relative compaction
%
Previous Surface Condition
(Bituminous only)
Area of structural cracking
%
Area of wide cracking
%
Transverse thermal cracks
no/km
ELANES
Vehicle Fleet used for this section/network:
MP Vehicles
Survey Year:
2005
Edit Year...
Vehicle Class
AADT / Count
3 wheeler
Bus
Car
Heavy Truck
Jeep
Light Truck
M/cycle
Medium Truck
Minibus
Tractor
Truck/trailer
Total AADT
359.00
Vehicle Fleet used for this section/network:
MP Vehicles
Survey Year:
2005
Edit Year...
Vehicle Class
AADT / Count
Cart
Cycle
Total AADT
123.00
Replacement Cost
Asset valuation method for Road Pavement Layers
Condition based
Production based
Initial Roughness
IRI (m/km)
Terminal Roughness
IRI (m/km)
Asset Age defined for:
year
Asset Component
Replacement Cost (%)
Residual Value of asset components (%)
Useful Life of asset component (yrs)
Age of asset component in year 2005 (yrs)
Road formation & sub-grade
Road pavement layers
—
—
Bridges and structures
Traffic facilities / signs
MESAL: Million Equivalent Standard Axle Loads
THGmm: Initial gravel thickness
All Costs are in Indian Rupee
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