Types of Chain and its length for Surveying work in Civil Engineering

TYPES OF CHAIN FOR SURVEY WORK AND CIVIL ENGINEERING STUDENTS

TYPES OF CHAIN

S.No.	Type of chain	Length	No. of links	Length of links
1	Meter Chain	20 m or 30 m	100 or 150	20 cm
2	Engineering Chain	100 ft	100	1 ft
3	Gunter Chain	66 ft	100	0.66 ft
4	Revenue Chain	33 ft	16	2116$\mathrm{2 }\frac{\mathrm{1/}}{16}$ ft

(As 1 foot = 0.3048 m)

66 feet = 0.3048 × 66 m = 20.11 m

 Gunter’s chain is 20.12 m long.

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