The changing technology of the 9foot channel project. The ten tainter gates are opened wider in an effort to stabilize reservoir rise. Methods and systems for use in the removal of trunnion pin sleeves and the supporting of lock andor dam gate structures e. Download the latest version of adobe reader, free of charge. Bureau of reclamation hydraulics lab, all publications. A tainter gate is a type of radial arm floodgate used in dam and canal locks to control. Presolicitation notice for tainter gate repairs, rs kerr lake, oklahoma. He was thirteen years younger than brother andrew, who was already well established in town. Oct 26, 2017 to ensure the longterm safe operation of newly constructed tainter gates, methods of analysis and design criteria are needed in the design stage to assure the dynamic stability of any new tainter gate. Plane gate,radial gate,stop log, what are the advantages and.
Eaton cylinders, hydraulic power units, valve manifolds, and electrical controls provide a complete system package. Download data sheets data sheets watch technologies. At elevation 937 table rock lake is 6 feet above flood capacity. The radial gate is typically designed for overflow service. Tainter gates are considered to be the most economical, and usually the most suitable, type of gate for controlled spillways due to simplicity, light weight, and low hoistcapacity requirements. The team found areas of severe corrosion and section loss in the structural gate members. To this end, the ferc will now recognize 2 categories of taintergates. Awmas aluminium and stainless steel flow control products are supplied as standard designs or tailor made to meet specific site requirements. While roller gates attracted the greatest attention in the national civil engineering journals, most of the gates used in. The tainter gate failure at folsom dam awakened numerous dam owners to the thus, when lcra determined that their tainter gates needed gate repairs 237474834designofspillwaytaintergates.
Bureau of reclamation hydraulics laboratory, denver, colorado. Toledo bend dam tainter gate rehabilitation program. More recently, radial gates are preferred as noted in section 19. Basically, a tainter gate has an upstream face that is curved in the form of an arc, the center of which is at the center of the gate hinge. Discharge ratings for tainter gates and roller gates at. The result ing equations can be used to compute discharge. Tainter gates are usually controlled from above with a chaingearboxelectric motor assembly. In 2010, a freese and nichols climbing team conducted an inspection of the tainter gates, hoists, and associated mechanical and electrical equipment. Tainter gates waterman radial gates control water flow over a dam or drainage structure, providing a wide and unobstructed opening. Brennan company specializes in dam construction projects throughout united states. The resulting data are to be used to reevaluate the design calculations for wave forces on tainter gates.
Us9255373b1 systems and methods for removal of trunnion. Montezuma valley irrigation company system, wooden tainter gates, dolores, montezuma county, co. Roller gate chain is considerably stronger then the tainter gate chain. Elastically suspended tainter gates radial gates may induce a rigidbody vibration around the trunnion pin, accompanied by discharge variations. Download our brochure here to learn more about our gate and actuator installation capabilities and more. Recommendations for determining debris loads for tainter gates. Wt tainter radial gates link is pdf wtpumpwatch link is pdf wtsluice gates link is pdf wtsmart sluice gates pdf wtsmart split gates pdf wt. An innovative tainter gate dewatering system that could save.
Raystown dam tainter gate rehabilitation, huntingdon. Pdf documents opened from your browser may not display or print as intended. They consist of a curved skinplate reinforced by horizontal or vertical stiffening ribs and supported by radial arms on each side of the gate. This report is available online in pdf format 3 mb. Dynamic stability identification of a fullscale tainter. A significant vibration mode of tainter gates is the rigidbody vibration of the gate around the trunnion pin. Available in capacities up to 50,000 pounds, these hoists lift and position various sizes of radial, tainter and bulkhead gates in order to control water flow through spillways and irrigation canals. The ten tainter gates are opened to accommodate additional lake inflow from the white river basin including the james river and beaver lake discharge.
While roller gates attracted the greatest attention in the national civil engineering journals, most of the gates used in the 9foot channel project were tainter gates. Computation of flow through watercontrol structures using. You can purchase copies of various types, including quick copies, through library of congress duplication services price lists, contact information, and order forms for library of congress duplication services are available on the duplication services web site. It can also discourage cycling gates when water supplies are critical and a fear exists of opening a. There are 45 roller gates total and 52 tainter gates that require lifting chain in the saint paul district.
Rodney hunt tainter gates are normally used to control the flow of water or wastewater over a dam or drainage structure to provide a wide and unobstructed opening. Awma specialise in supplying high quality, high performance water control infrastructure for all industries. Features undershot regulation manual, electic or hydraulic actuation options. New york state barge canal, waterloo dam and tainter gates. The entire water load is transferred radially through the arms to the pivots which reduces hoist capacity compared to a wheel gate. Radial gate as a part of dams, what are the advantages.
After further inspections it was determined that 18 chains for the twelve spillway gates required refurbishment due to aging chain pins. Supported on two rockers, the tainter gate was convex on the upstream side. Discharge rating for tainter gates at lock and dam no 24 on the mississippi river at clarksville, missouri. Commonly configured with two drums for dual point lifting, the gate hoists are also available with single drums and other reeving options. A design criterion is presented, which ensures the stability of tainter gates with respect to a significant source of selfexcited vibration that was previously ignored. Discharge rating for tainter gates at lock and dam no 24. It can also discourage cycling gates when water supplies are critical and a fear exists of opening a gate and not being able to get the gate closed.
To ensure the longterm safe operation of newly constructed tainter gates, methods of analysis and design criteria are needed in the design stage to. The recommended strudl solution procedure for use in the design office environment is presented in the companion report, contract report k761, volume ii, general purpose computeraided analysis and design of tainter gates. Lower cost, simple by design, easy to install and use. These gates, which are sometimes very large, are sturdily. Toledo bend dam is a 108foot high zoned earthfill dam that spans 11,000 feet and is located along the border of texas and louisiana.
Awma tainter gates are a traditional radial undershot gate. District 127 updates texas house of representatives. Wttainter radial gates link is pdf wtpumpwatch link is pdf wtsluice gates link is pdf wtsmart sluice gates pdf wtsmart split gates pdf wt. Us8876430b1 systems and methods for removal of trunnion pin. Federal energy regulatory commission office of energy. Toledo bend dam tainter gate rehabilitation program freese. All gates are fully open at lake houston chairman huberty would like to thank mayor turner and the coastal water authority for opening all gates at the lake houston spillway dam. In early 2014, during routine tainter gate operation testing and maintenance, one of the chains used to lift and lower the gates at the wanapum dam failed. The primary purpose of this project is to fully rehabilitate the two spillway tainter gates at raystown dam to improve safety, functionality, and reliability of the system to ensure it continues for the next lifecycle of the equipment. To assure the complete stability and longterm safe operation of the large number of tainter gates used worldwide, an effective method of distinguishing those gates susceptible to instability from unsusceptible gates is essential. Ishii faculty of engineering, osaka electrocommunication university, neyagawacity, osaka 572, japan and e. Structural failure would endanger downstream life and property. However, not having a tainter gate dewatering system makes it difficult to perform gate repairs safely.
Journal of fluids and structures 1992 6, 6784 a design criterion for dynamic stability of tainter gates n. The predictions are compared with experimental data on tainter gate vibrations. Bureau of reclamation hydraulic investigations and laboratory services group reports. Dischge was measured at three different tainter gates with the gates closed hg 0 to evaluate th tainter gate leakagedischarge relations. Sep 23, 2002 computation of flow through watercontrol structures using program damflo. This is a presolicitation notice for the above noted construction project. A spillway gate whose face is a section of a cylinder. Radial gate as a part of dams, what are the advantages and. The ferc tainter gate initiative will now recognize 2 categories of tainter gates, and adjust the requirements of the program accordingly. Erbisti erbisti 2nd edition 2nd edition design of hydraulic gatesdesignofhydraulicgates an informa business revised and updated, this second edition of design of hydraulic gates maintains the same goal as the original. A design criterion for dynamic stability of tainter gates. Naudascher institute for hydromechanics, university of karlsruhe, 7500 karlsruhe, germany received 4 january 1990 and in revised form 25 july 1991 elastically suspended. Tainter or taintor gates, which also are often referred to as radial gates, are frequently used for this purpose. Geological survey openfile report 03473, 109 pages published march 2004 curtis l.
For best results viewing and printing pdf documents, it is recommended that you download the documents to your computer and open them with adobe reader. The headwater navigation pool and tailwater elevations at lock and dam no. Their shape, a convex curved faceplate supported from behind by two triangular arms, brilliantly transfers what can be enormous loads to two trunnion pins fixed to the sides of a. Tainter gates are the heavyweights in the gate market. They are used to manage large flow or storage applications. Design guidelines for dynamic stability of tainter gates. Computation of flow through watercontrol structures using program damflo. Army corps of engineers this manual supersedes em 111022105, dated 31 march 1993, em 111022701, dated 30 november. Miter gates spillway tainter gates vertical lift gates closure gates bulkheads and stoplogs l ton, p. Discharge rating for tainter gates at lock and dam no 24 on. Montezuma valley irrigation company system, wooden tainter.
Download data sheets for watch technologies irrigation gates, actuators and control systems for detailed product info. Jeremiah burnham tainter was 26 when he came to menomonie to work in the knappstout mills in 1862. Naudascher institute for hydromechanics, university of karlsruhe, 7500 karlsruhe, germany. Tainter gates and valves powerful eaton hydraulic systems provide the force and accuracy necessary to raise and lower radial arm floodgates used on dams and locks to control water flow. Discharge ratings for tainter gates and roller gates at lock.
The roller gates for locks and dams 3 through 10 require a single lifting chain and the tainter gates require two lifting chains per gate. Wanapum dam tainter gate chain repair mackay sposito. Two chains per gate 22 chains as well as an additional spare set 2 chains shall be. The strudl approach described herein was intended to demonstrate the validity of the procedure. Overdrive rakuten overdrive borrow ebooks, audiobooks, and videos from thousands of public libraries worldwide. The watersurface elevations on the inland waterway navigation system of the upper mississippi river are controlled during normal operating conditions by various flow controls at 29 locks and dams. Other types of control gates, including radial lock valves reverse tainter valves and sluice gates, may be referred to as tainter gates but also are not included in this manual. In one example embodiment, a method of trunnion pin sleeve removal includes causing either a constriction of at least one part of the sleeve or an application of a torque with respect to the at least one part of the.
This was not uncommon for this era of dam construction. Us9255373b1 systems and methods for removal of trunnion pin. A critical factor in tainter gate design is the amount of stress transferred from the skinplate through the radial arms and to the trunnion, with calculations pertaining to the resulting friction encountered when raising or lowering the gate. This week, both tainter gates and both flashboard gates were fully opened. An innovative tainter gate dewatering system that could. Their shape, a convex curved faceplate supported from behind by two triangular arms, brilliantly transfers what can be enormous loads to two trunnion pins fixed to the sides of a concrete bay. Hydrodynamic forces on tainter gates and stilling basin, old river control auxiliary structure. In the study, reflection coefficients ranged from 0.
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