This document provides information on 14 different types of trusses including the King post, Queen post, Hip truss, Inverted truss, Attic truss, Sloping truss, Flat truss, Bel-fast truss, Truncated truss, Howe truss, Mansard truss, North light roof truss, Scissors truss, and Pratt truss. For each type of truss, the document lists the name, a sketch of the truss, typical length and materials used, common applications, and brief comments.
2. NAME OF TRUSS SKETCH OF TRUSS PROFILE LEANGHT AND MATERAIL USED IN PICTURE
KING POST Length: 5-8m
Material: timber or steel
Simple roof lines
Short span bridges1aircraft
construction
Takes either only compression or tension
members are not in bending
QUEEN POST Length: 8-12m
Material: wood and steel
Day bridge, churches, and
houses
Two central supports
Low cost
HIP TRUSS Length:
Material: timber
Unusual temporary,
Used for buildings with
small span
More stable then gable
INVERTED
TRUSS
Length:
Material: wood
Bridge and factories Provides large vaulted span
3. NAME OF
TRUSS
SKETTCH OF THE TRUSS PROFILE LENGTH AND MATERIAL USES PICTURE AND COMMENTS
ATTIC TRUSS Length: 28 feet
Material: timber ad steel
Houses Open spaces at its bottom, centre to
accommodate living spaces
SLOPING TRUSS Length:
Material: timber steel
Residential buildings Economical
FLAT TRUSS Length : 10m-91m
Materials: wood and metal
Shopping malls
Ware house
Logistics parks
Used for making huge structures
Takes weight from roofs to walls
Can be used in intermediate floors
BEL-FAST TRUSS Length: 30m
Materials: timber
Buildings In the form of a bow
The top chord is curved
Light roof covering required
4. NAME OF TRUSS SKETCH OF THE TRUSS LENGTH AND MATERIAL USES PICTURE AND COMMENTS
TRUNCATED
TRUSS
Length:
Material:
Room is required in the roof Similar to mansard truss
Top is flat with slight slope
HOWE TRUSS Length: 9-12m
Material: steel and timber
Bridges Elegant
Almost everything is made up of wood only
the tension members are made up of steel
MANSARD
TRUSS
Length:
Material: timber
Two storey truss
Upper consists of king post truss and lower of
queen post truss
Hardly being used cause of its odd and ugly
appearance.
NORTH LIGHT
ROOF TRUSS
Length:9-12m
Material: steel
Industrial buildings,
Lager rooms
Most economical
Allows proper ventilation
5. NAME OF THE
TRUSS
SKETCH OF THE TRUSS LENGTH AND MATERIAL USES PICTURE AND COMMENT
SCISSORS TRUSS Length:
Material:
Cathedrals No beams and bearing walls required
More space in attic
PRATT TRUSS Length: 6-10m
Material: Steel
Vertical members provide tention and
diagonal members give compression
ONE PITCH
TRUSS
Length: upto 20m Garages
Houses
Multilevel roof lines
FAN TRUSS Length: 10-15m
Material: steel
Top chords split into smaller length