The document outlines specifications for spillway arrangements including heights, widths, lengths, locations, and spacing of various components such as chutes and end sills. It details different types of end sills and their respective design parameters based on velocity provisions. The information appears to be technical in nature, likely related to hydraulic engineering or water resource management.

1. 17/2/2014 1
PREPARED BY V.H.
KHOKHANI,ASSISTANT PROFESSOR,
DIET.

15. Arrange
ments
Height Width Length Locatio
n
spacing
s
Chutes
(1)
2Y1 Y1 2Y1 At toe 2.5 Y1
Baffel (3) NA NA NA NA NA
End sills
(4)
1.2 to 3 y1 2 in 1
slope
Througho
ut
spillway
section
At the
end of
basin
NA

18. Arrange
ments
Height Width Length Locatio
n
spacing
s
Chutes
(1)
Y1 Y1 2Y1 At toe y1
Baffel (3) 1.5 to 3.3
Y1
0.75 h3 2.3 TO
2.8 y1
0.8 y2
from toe
0.75 h3
End sills
(4)
1.2 to 3 y1 2 in 1
slope
Througho
ut
spillway
section
At the
end of
basin
NA

22. Arrange
ments
Height Width Length Locatio
n
spacing
s
Chutes
(1)
Y1 Y1 2Y1 At toe y1
Baffel (3) NA NA NA NA NA
End sills
DENTAT
ED END
SILLS (4)
O.2 Y2 0.02 Y2 0.15 Y2 At the
end of
basin
NA0.15
Y2

25. USBR
TYPES
FR NO VELOCIT
Y
PROVISI
ONS
I 2.5 TO 4.5 NA CHUTES END SILL
II MORE
THAN 4.5
LESS
THAN 15
CHUTES BAFFLE
END SILL
III MORE
THAN 4.5
MORE
THAN 15
CHUTES DENTATE
D SILL

27. Arrange
ments
Height Width Length Locatio
n
spacing
s
Chutes
(1)
2Y1 Y1 2Y1 At toe 2.5 y1
Baffel/ba
sin blocks
(3)
0.8 to
3.3 Y1
0.02 y1 Height of
blocks
0.8 y2
from toe
Height of
blocks
Dentated
sills (4)
0.20 y2 0.02 y2 Height of
sills
At the
end of
basin
Height of
sills