120
W. Annayat and B. S. Sil
Table 2
Summary of data of all the bends
Reach No. Year Channel width
b
(m)
Radius of
curvature
r
c (m)
Ratio
r
c /b
Catchment area
A
(km 2
)
Reach No. Year Channel width
b
(m)
Radius of
curvature
r
c (m)
Ratio
r
c /b
Catchment area
A
(km 2
)
Reach-1
1984 260
1019
3.9
24220
Reach-7
1984 300
532
1.7
17192
1992 284
1093
3.8
24220
1992 496
558
1.1
17192
2002 309
745
2.4
24220
2002 383
526
1.3
17192
2012 396
719
1.8
24220
2012 437
553
1.2
17192
2017 330
754
2.2
24220
2017 440
518
1.1
17192
Reach-2
1984 310
376
1.2
24206
Reach-8
1984 300
1180
3.9
17188
1992 379
478
1.2
24206
1992 384
1237
3.2
17188
2002 402
573
1.4
24206
2002 371
1188
3.2
17188
2012 398
576
1.4
24206
2012 428
1085
2.5
17188
2017 400
592
1.4
24206
2017 300
1150
3.8
17188
Reach-3
1984 240
1050
4.3
19389
Reach-9
1984 310
597
1.9
17108
1992 608
1013
1.6
19389
1992 367
571
1.5
17108
2002 327
1238
3.7
19389
2002 380
749
1.9
17108
2012 318
1055
3.3
19389
2012 406
616
1.5
17108
2017 390
1064
2.7
19389
2017 360
650
1.8
17108
Reach-4
1984 300
492
1.6
19288
Reach-10
1984 270
725
2.6
16734
1992 309
524
1.6
19288
1992 361
738
2.0
16734
2002 322
498
1.5
19288
2002 408
830
2.0
16734
2012 339
474
1.3
19288
2012 414
734
1.7
16734
2017 380
498
1.3
19288
2017 360
729
2.0
16734
(continued)