'A serious exercise is required for clearing structures erected on the river bed so that there is no damage to life and property when the
spillways are opened,' he added.
As mentioned above, the vortex in shaft
spillways is affected by the following factors:
Hydraulic Design of Stepped
Spillways. Journal of Hydraulic Engineering 129(9): 671-679.
They have welcomed moves by the company to MAKE changes to the original plans but say the WORK would still result in a "butchered"
spillway.
Contractors will rehabilitate
spillway gate gears, replace gate bearings and replace wire ropes that lift the Fall Creek and Hills Creek dams'
spillway gates.
The
spillways of both dams were inadequate by today's standards because the
spillway flow capacities are about 17 percent of the required total design storm flow.
The farmers demanded early repair of the
spillways and regulating valve of Changhoz dam to prevent further loss of water and thus, restoring water supply to them.
An orifice
spillway is normally gated and is used when substantial discharge capacity is needed at low reservoir levels.
The chute of the
spillway first part is 5% and the chute of main part is 36.4 percent.
GOOD to see a letter from YorKshire Water about its worK on Butterley reservoir's
spillway but the latest gets us no further forward and tells us nothing new.
The ban was imposed for the protection of precious human lives and restricted the people for taking baths, swimming and jumping in the dam, lakes, streams, rivers, and
spillways.
Seqwater Chief Executive Officer Neil Brennan said the improvements to the dam
spillway would enhance the
spillways ability to handle large volumes of water.
