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HYDRAULICS PROJECTS

 

WEST LITTLE YORK ROAD, HARRIS COUNTY, TEXAS
Hydraulic analysis for Langham Creek and Irrigation canal utilizing WSPRO to determine the impact on the water surface elevations for the two streams due to the improvements on 0.9 miles of West Little York Road. Project included design of complete stormwater drainage system drop inlets, and manholes.

42-INCH WATER MAIN, HOUSTON, TEXAS
Design of approximately 6000 linear feet of 42-inch water main along South Rice Avenue, including traffic control plan.

WATER PROJECT NO. 10203, HOUSTON, TEXAS
Managed the design, preparation of plan, specification and estimates for Water Project No. 10203 for City of Houston. The project included 30,000 L.F. of 8-inch and 12-inch and 16-inch water mains. Phase I of this project included providing professional services for the evaluation of water main failures. Prepared Preliminary Engineering report documenting the results of the evaluations and recommended the design basis, cost and phasing of the repair, rehabilitation and replacement work.

FM 1314 DRAINAGE IMPACT STUDY, MONTGOMERY COUNTY, TEXAS

Drainage study for the widening of FM 1314. Work included identification of all outfalls, delineation of drainage area boundaries, computation of peak flows for existing and proposed conditions at outfalls, establishing sheet flow conditions, verifying capacity of proposed ditches, preparing preliminary bridge layouts and discussing drainage issues.

 

STREET RECONSTRUCTION PROJECT, HOUSTON, TEXAS

Project consisted of widening and reconstruction of 8 neighborhood streets in West University. Streets were upgraded from asphalt open ditch roads to concrete curb and gutter.  Scope of work included utility relocation, and design of new drainage facilities, water lines, and storm sewer. Provided roadway and drainage design for replacement of 8,220 lf of 8-inch and 36-inch waterlines for City of Houston. Various options were investigated for outfall locations along with feasibility analysis for splitting the flows to two separate outfalls due to constraints on the existing storm box sewer that the project storm water would outfall into.  Cost Saving Ideas: Performed cost and alternative analysis for two storm sewer systems including box culvert under a railroad and provided recommendation for the optimal solution.

 

ON-CALL HYDROLOGY AND HYDRAULICS, TxDOT, HOUSTON, TEXAS

Performed hydrologic and complex hydraulic drainage studies and services issued on a work authorization basis for TxDOT’s Houston District. The first work authorization included performing hydraulics for a culvert widening on FM 442 at Cedar Creek. The box culverts had 3 boxes and the exterior boxes had a varying cross section requiring the use of HEC-RAS for analysis. This was a FEMA-studied stream and different measures were analyzed to minimize the impact of widening. The second work authorization included performing scour analysis for 3 bridges on US 290 over the Brazos River and its reliefs.

 

HARRIS COUNTY FLOOD CONTROL, C.E. A104-10-02-X001, BAYPORT, TEXAS

AIA prepared construction documents for the Harris County Flood Control District for the enclosure of Channel A104-10-02. Project included hydrology study identifying the 2 and 100 year storm events, hydraulic analysis for the existing and proposed conditions, preparation of a report followed by complete plans and specifications including SW3P, storm sewer design, major drainage structure design, survey and geotechnical services. This project was performed as part of a work authorization type contract for the Harris County Flood Control District.

DALLAS STREET REHABILITATION PROJECTS, DALLAS, TEXAS
Major Dallas thoroughfares and drainage improvement projects. Managed the design, preparation of construction plans for paving and drainage of roadway improvement, water computation using HEC-2, construction plans for creek channel improvements, special specifications, and construction estimates for 1 mile of Midway Road, 1.5 miles of Cedar Springs Avenue, and 1 mile of channel improvements downstream form Kiest Blvd. storm drainage system outfall.

BRIDGE REPLACEMENT EVERGREEN CONTRACT, AMARILLO, TEXAS
AIA performed hydraulic analysis including drainage area computations, hydraulic report, scour analysis and evaluation for 7 bridge replacements in the Amarillo District in Gray and Ochiltree Counties. Bridge lengths varied from 60 feet to 2,068 feet. The schematic, bridge layout and final bridge design for the replacement of truss bridge CR 193 over Wolf Creek was completed by AIA.

ROUTE 58, MECKLENBURG COUNTY, VIRGINIA
Analyzed bridge hydraulics for two bridges across Butcher Creek and Rudd Creek on U.S. Route 58 near City of Clarksville. Project consisted of developing discharge-frequency relationship, hydrologic analyses using TR20, TR55, USGS Regression equations, and Anderson and Snyder methods. Analyzed water surface profiles using WSPRO model. HEC18 Procedures with HY9 software program were used to analyze the scour potential of the existing bridge. The drainage area was about 30 to 35 square miles. As part of this project, designed ten stormwater management basins with outlet structures. The basins were designed to treat water quality and quantity.

ROUTE. 17 SBL OVER PEUMANSEND CREEK, CAROLINE COUNTY, VIRGINIA
Analyzed hydrology and hydraulics for the bridge over Peumansend Creek. HEC 18 procedures were used in estimating the scour potential and designed retrofit recommendations. The total drainage area is about 32 sq. miles.

IMPROVEMENT TO WATER SUPPLY AND DRAINAGE IN DHAKA CANTT, BANGLADESH
The project involved the study of the existing Water Supply and Waste Water Systems and providing engineering solutions to improve system. The scope included study of the existing system, calculation of the water supply requirements, study of the existing deep tube wells and pumps including their capacity, study of the existing drainage and flow of the waste water and storm water, and coordinating with public agencies (such as WASA, Public Health Agency, etc.).

INTERSTATE I-10 OVER SABINE RIVER, ORANGE COUNTY, TEXAS
Hydrology, hydraulic and scour evaluation was performed for I-10 over Sabine River. The bridge opening is more than 5000 ft. The 100-year discharge is estimated more than 130,000 cfs with a contributory drainage area of 161 sq. miles (which is a fraction of the total drainage area).

MASTER PLAN OF DHAKA AND POSTOGOLA CANTT, BANGLADESH
Preparation of Master Plan of Dhaka Cantt considering the future growth in Cantt through 2015. Project involved preparation of Preliminary and Final Master Plan showing layout of all the physical features, (buildings, curb & gutter road sections, plantation, parks and play grounds, housing complex, etc.), utilities (gas, water, electric, etc.) and engineering solutions suggesting phasing of development/modification works to be undertaken. Engineering analysis included all phases of civil engineering such as a detailed survey of the project area and preparation of Survey Map, Soil Investigation, Demolition Plan, Expansion and Rearrangement Plan, and Security Plan.

ROUTE 58, HENRY COUNTY, VIRGINIA
Analyzed bridge hydrology and hydraulics for bridge across North Mayo River on Route 58 in Henry County, Virginia. The total drainage area is about 62 sq. miles. Project consisted of developing discharge-frequency relationship and computation of water surface profiles.

MAXWELL LANE HYDROLOGY & HYDRAULIC ANALYSIS, NEWSPORT NEWS, VIRGINIA
Hydrology and Hydraulic analyses for 800 acre drainage area, using TR-20 and ILLUDAS, all as per requirement of the City of Newport News, Virginia.

FERRELL PARKWAY PHASES VI & VII, VIRGINA BEACH, VIRGINIA
Complete drainage study for the existing and proposed corridor development. Peak discharges were computed using TR55 program and the hydraulics of the proposed major and minor structures were analyzed using HEC2 and WSPRO. The EPA Stormwater Management Model (S WMM) was used to determine conduit adequacy, effects of surcharge, and pollutant quantities.

IMPACT ANALYSIS SH288 OVER DOW BARGE CANAL, BRAZORIA COUNTY, TEXAS
Impact analysis and mitigation of stormwater runoff into the existing system. WSPRO computer program was used in analyzing the backwater profiles and the impact on River Water Canal for stormwater draining on the northside of the project. For the stormwater draining to the southside a system of collection, conveyance and mitigation was proposed.

ROADWAY DRAINAGE FOR WEST LITTLE YORK BOULEVARD, HARRIS COUNTY, TEXAS
Curb inlets and storm sewers were designed as part of the roadway widening project. Also, outfall receiving system was selected and analyzed.

STORMWATER MANAGEMENT, ROUTE 58, MECKENBURG COUNTY, VIRGINIA
Designed ten stormwater detention basins for alternating peak runoff and to contain water quality from the roadway runoff. The total length of the roadway widening project was about 5.1 miles.

 


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