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Drainage

Drainage

Drainage

‍

ISANI’s expertise in water resources allows us to provide services selected for watershed studies, roadway mitigation, flood control and risk mitigation. We have a proven track record and experience with the regulatory processes within the City of Houston, Harris County, and Harris County Flood Control District.

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‍

Our decades of experience has equipped us with the skills necessary to solve complex hydrology and hydraulic engineering problems.

SERVICES
  • Urban Drainage
  • Channel Conveyance
  • Erosion & Sediment Control
  • Culverts & Bridge Hydraulics Analysis
  • Storm Water Conveyance
  • Storm Water Detention
  • Roadway Drainage
  • Flood Studies & Flood Control
  • Watershed Planning
  • Water Quality
  • FEMA Projects
  • CLOMR & LOMR
  • U.S. Army Corps of Engineers Projects
  • HEC models 1D/2D Modeling & XPSWMM 1D/2D Modeling
  • Preliminary Engineering Reports
  • Design Concept Reports
  • Drainage Analysis and Mitigation Reports
Langham Creek Channel Improvements. Harris County Flood Control District
Langham Creek Channel Improvements. Harris County Flood Control District
Williams Way Boulevard Frontage Road - Fort Bend County
Williams Way Boulevard Frontage Road - Fort Bend County
Aldine Westfield Road from E. Louetta Road to Riley Fuzzell Road, Harris County
Aldine Westfield Road from E. Louetta Road to Riley Fuzzell Road, Harris County
Langham Creek Channel Improvements. Harris County Flood Control District
Langham Creek Channel Improvements. Harris County Flood Control District
Williams Way Boulevard Frontage Road - Fort Bend County
Williams Way Boulevard Frontage Road - Fort Bend County
Aldine Westfield Road from E. Louetta Road to Riley Fuzzell Road, Harris County
Aldine Westfield Road from E. Louetta Road to Riley Fuzzell Road, Harris County
Water Resources
30
+
Miles of Storm Sewer & Channel Improvement
Water
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Transportation EngineeringDrainageLand DevelopmentAviation ServicesWastewaterConstruction Code EnforcementDisaster
Project 1
Project 2
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Project 1
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Project 3
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Project 1
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Project 2
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Project 3
AVIATION SERVICES

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Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Water & Wastewater Management
Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Project 1
Project 2
Project 3
Project 1
AVIATION SERVICES

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Project 2
AVIATION SERVICES

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Project 3
AVIATION SERVICES

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Hanger X, Taxilane, Admin Building, George Bush Intercontinental Airport

ISANI staff provided building plan review, close-out/issuance of building code permitting actions, issuance of certificates of occupancy, construction project inspections and quality assurance for this project.

Learn more about this service...
WA & WB Taxiway, George Bush Intercontinental Airport

ISANI staff provided permit plan review, and construction project inspections, and attended meetings to coordinate external reviews, and quality assurance for this project.

Learn more about this service...
Air Traffic Control Tower, Ellington Airport

ISANI staff provided building plan review, close-out/issuance of building code permitting actions, issuance of certificates of occupancy, construction project inspections and quality assurance for this project.

Learn more about this service...
Ditch H Channel Restoration Design, Fort Bend County

ISANI identified twelve (12) critical slope washout or bank erosion segments and has performed engineering design services for channel restoration.

Learn more about this service...
West Little York Road from Westfield Creek Road to West of Eagle Sky Blvd, Harris County

ISANI performed drainage impact analysis on the new bridge addition over Bear Creek for 10-, 50-, 100-, and 500-year storm events.

Learn more about this service...
Westridge / Braes Terrace Area Drainage & Paving Improvements, City of Houston

ISANI performed an Urban Watershed Drainage Analysis for Flood Risk Mitigation. We are also involved in design of the existing Storm Sewer Refurbishment.

Learn more about this service...
North Forest Campus, Houston Independent School District

ISANI performed grading, drainage, detention, utilities, pavement design and construction phase services including an athletic track and turf design for this 40 acre tract.

Learn more about this service...
Infrastructure Division Office, Houston Airport System

ISANI performed grading, drainage, utilities, pavement design, floodplain mitigation and construction phase services for this 90,000 SF building on 5 acre tract.

Learn more about this service...
North East Water Purification Plant, City of Houston

ISANI is the lead site/civil consultant on the Nations’ largest progressive design-build water plant project on a 117 Acres land with a construction cost of $1.85B.

Learn more about this service...
Federal Inspection Services, George Bush Intercontinental Airport

ISANI provided utility conflict analysis and recommended solutions to resolve various utility conflicts for proposed renovation/expansion of existing Terminal E, FIS Building and Baggage Handling Tunnel.

Learn more about this service...
Houston Spaceport Infrastructure - Phase I, Ellington Airport

ISANI has designed Sanitary Sewer Systems of various sizes ranging from 8-inch to 15-inch for the proposed infrastructure development at Spaceport.

Learn more about this service...
Intuitive Machines, Ellington Airport Spaceport

ISANI provided grading, drainage, detention, utilities, pavement design and construction phase services for the Intuitive Machines facility on a 12.5 Acre Tract that will provide support to both NASA and commercial payloads on and around the moon.

Learn more about this service...
Enabling Utilities Landside, George Bush Intercontinental Airport

ISANI performed preliminary engineering design services for the elevation of existing filters media, replacement of a 48-inch diameter cracked elbow in the backwash header, replacement of the ClariVac unit in the chlorine contact chamber, replacement of flow meters, and repair of influent junction box gates.

Learn more about this service...
Large Diameter Waterline, Brazosport Regional Water Authority

ISANI performed design services for water distribution and transmission involving the design of a Large Diameter Water Line of sizes from 30-in. to 42-in. including the design of various valve types.

Learn more about this service...
Southwest WWTP, City of Houston

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Pump and Lift Station Replacement, City of Houston

This project demonstrates ISANI’s experience in monitoring construction of lift stations and sanitary force mains.

Learn more about this service...
Almeda Road Paving & Drainage Improvements, City of Houston

This project demonstrates ISANI’s experience in monitoring construction of roadways with drainage systems and traffic signals.

Learn more about this service...
Mobility Project, Fort Bend County

ISANI managed reconstruction of existing lanes of Williams Way Boulevard from FM 762 to US 59 NB Frontage Road.

Learn more about this service...
Disaster Related Projects for the City of Houston Housing Department

ISANI led, under guidance from City of Houston staff, the design, implementation and administration of short and long-term housing programs.

Learn more about this service...
FEMA Grant Management for Home Elevations, City of Houston

ISANI was tasked with the process of accepting applications for financial assistance, verifying eligibility of applicants and assisting in referrals for owners clearing land titles.

Learn more about this service...
Disaster Recovery Program Operations, Harris County Community Services

ISANI operated comprehensive Intake Service/Application Centers, which were located close to disaster stricken areas; some were also Mobile Intake Centers.

Learn more about this service...
William Way Blvd from FM 762 to US 59 NB Frontage Road, Fort Bend County

ISANI provided concrete paving with curb and gutter, storm sewers, detention, traffic signal upgrades, construction of a bridge, and utilities.

Learn more about this service...
Sam Houston Toll Way - East Widening, Harris County Toll Road Authority

ISANI designed Traffic Control Phasing and Plans, Cross Sections, and Storm Water Pollution Prevention Plans for the widening of this section of Sam Houston Tall Way East.

Learn more about this service...
Hufsmith-Kohrville Road from Spring Cypress Road to Hollow Glen Drive, Harris County

ISANI provided concrete paving design with curb and gutter, storm sewers, detention, traffic signal upgrades, and widening of bridge and utilities for the reconstruction of approximately 6,500 linear feet of this major thoroughfare.

Learn more about this service...
Hanger X, Taxilane, Admin Building, George Bush Intercontinental Airport
Code Enforcement

ISANI staff provided building plan review, close-out/issuance of building code permitting actions, issuance of certificates of occupancy, construction project inspections and quality assurance for this project.

Learn more about our 
Code Enforcement
 Services
Hanger X, Taxilane, Admin Building, George Bush Intercontinental Airport
WA & WB Taxiway, George Bush Intercontinental Airport
Code Enforcement

ISANI staff provided permit plan review, and construction project inspections, and attended meetings to coordinate external reviews, and quality assurance for this project.

Learn more about our 
Code Enforcement
 Services
WA & WB Taxiway, George Bush Intercontinental Airport
Air Traffic Control Tower, Ellington Airport
Code Enforcement

ISANI staff provided building plan review, close-out/issuance of building code permitting actions, issuance of certificates of occupancy, construction project inspections and quality assurance for this project.

Learn more about our 
Code Enforcement
 Services
Air Traffic Control Tower, Ellington Airport
Ditch H Channel Restoration Design, Fort Bend County
Drainage

ISANI identified twelve (12) critical slope washout or bank erosion segments and has performed engineering design services for channel restoration.

Learn more about our 
Drainage
 Services
Ditch H Channel Restoration Design, Fort Bend County
West Little York Road from Westfield Creek Road to West of Eagle Sky Blvd, Harris County
Drainage

ISANI performed drainage impact analysis on the new bridge addition over Bear Creek for 10-, 50-, 100-, and 500-year storm events.

Learn more about our 
Drainage
 Services
West Little York Road from Westfield Creek Road to West of Eagle Sky Blvd, Harris County
Westridge / Braes Terrace Area Drainage & Paving Improvements, City of Houston
Drainage

ISANI performed an Urban Watershed Drainage Analysis for Flood Risk Mitigation. We are also involved in design of the existing Storm Sewer Refurbishment.

Learn more about our 
Drainage
 Services
Westridge / Braes Terrace Area Drainage & Paving Improvements, City of Houston
North Forest Campus, Houston Independent School District
Land Development

ISANI performed grading, drainage, detention, utilities, pavement design and construction phase services including an athletic track and turf design for this 40 acre tract.

Learn more about our 
Land Development
 Services
North Forest Campus, Houston Independent School District
Infrastructure Division Office, Houston Airport System
Land Development

ISANI performed grading, drainage, utilities, pavement design, floodplain mitigation and construction phase services for this 90,000 SF building on 5 acre tract.

Learn more about our 
Land Development
 Services
Infrastructure Division Office, Houston Airport System
North East Water Purification Plant, City of Houston
Land Development

ISANI is the lead site/civil consultant on the Nations’ largest progressive design-build water plant project on a 117 Acres land with a construction cost of $1.85B.

Learn more about our 
Land Development
 Services
North East Water Purification Plant, City of Houston
Federal Inspection Services, George Bush Intercontinental Airport
Aviation Services

ISANI provided utility conflict analysis and recommended solutions to resolve various utility conflicts for proposed renovation/expansion of existing Terminal E, FIS Building and Baggage Handling Tunnel.

Learn more about our 
Aviation
 Services
Federal Inspection Services, George Bush Intercontinental Airport
Houston Spaceport Infrastructure - Phase I, Ellington Airport
Aviation Services

ISANI has designed Sanitary Sewer Systems of various sizes ranging from 8-inch to 15-inch for the proposed infrastructure development at Spaceport.

Learn more about our 
Aviation
 Services
Houston Spaceport Infrastructure - Phase I, Ellington Airport
Intuitive Machines, Ellington Airport Spaceport
Aviation Services

ISANI provided grading, drainage, detention, utilities, pavement design and construction phase services for the Intuitive Machines facility on a 12.5 Acre Tract that will provide support to both NASA and commercial payloads on and around the moon.

Learn more about our 
Aviation
 Services
Intuitive Machines, Ellington Airport Spaceport
Enabling Utilities Landside, George Bush Intercontinental Airport
Water & Wastewater Management

ISANI performed preliminary engineering design services for the elevation of existing filters media, replacement of a 48-inch diameter cracked elbow in the backwash header, replacement of the ClariVac unit in the chlorine contact chamber, replacement of flow meters, and repair of influent junction box gates.

Learn more about our 
Water & Wastewater Management
 Services
Enabling Utilities Landside, George Bush Intercontinental Airport
Large Diameter Waterline, Brazosport Regional Water Authority
Water & Wastewater Management

ISANI performed design services for water distribution and transmission involving the design of a Large Diameter Water Line of sizes from 30-in. to 42-in. including the design of various valve types.

Learn more about our 
Water & Wastewater Management
 Services
Large Diameter Waterline, Brazosport Regional Water Authority
Southwest WWTP, City of Houston
Water & Wastewater Management

Learn more about our 
Water & Wastewater Management
 Services
Southwest WWTP, City of Houston
Pump and Lift Station Replacement, City of Houston
Program & Construction Management

This project demonstrates ISANI’s experience in monitoring construction of lift stations and sanitary force mains.

Learn more about our 
Program & Construction Management
 Services
Pump and Lift Station Replacement, City of Houston
Almeda Road Paving & Drainage Improvements, City of Houston
Program & Construction Management

This project demonstrates ISANI’s experience in monitoring construction of roadways with drainage systems and traffic signals.

Learn more about our 
Program & Construction Management
 Services
Almeda Road Paving & Drainage Improvements, City of Houston
Mobility Project, Fort Bend County
Program & Construction Management

ISANI managed reconstruction of existing lanes of Williams Way Boulevard from FM 762 to US 59 NB Frontage Road.

Learn more about our 
Program & Construction Management
 Services
Mobility Project, Fort Bend County
Disaster Related Projects for the City of Houston Housing Department
Disaster Management

ISANI led, under guidance from City of Houston staff, the design, implementation and administration of short and long-term housing programs.

Learn more about our 
Disaster Management
 Services
Disaster Related Projects for the City of Houston Housing Department
FEMA Grant Management for Home Elevations, City of Houston
Disaster Management

ISANI was tasked with the process of accepting applications for financial assistance, verifying eligibility of applicants and assisting in referrals for owners clearing land titles.

Learn more about our 
Disaster Management
 Services
FEMA Grant Management for Home Elevations, City of Houston
Disaster Recovery Program Operations, Harris County Community Services
Disaster Management

ISANI operated comprehensive Intake Service/Application Centers, which were located close to disaster stricken areas; some were also Mobile Intake Centers.

Learn more about our 
Disaster Management
 Services
Disaster Recovery Program Operations, Harris County Community Services
William Way Blvd from FM 762 to US 59 NB Frontage Road, Fort Bend County
Transportation Engineering

ISANI provided concrete paving with curb and gutter, storm sewers, detention, traffic signal upgrades, construction of a bridge, and utilities.

Learn more about our 
Transportation Engineering
 Services
William Way Blvd from FM 762 to US 59 NB Frontage Road, Fort Bend County
Sam Houston Toll Way - East Widening, Harris County Toll Road Authority
Transportation Engineering

ISANI designed Traffic Control Phasing and Plans, Cross Sections, and Storm Water Pollution Prevention Plans for the widening of this section of Sam Houston Tall Way East.

Learn more about our 
Transportation Engineering
 Services
Sam Houston Toll Way - East Widening, Harris County Toll Road Authority
Hufsmith-Kohrville Road from Spring Cypress Road to Hollow Glen Drive, Harris County
Transportation Engineering

ISANI provided concrete paving design with curb and gutter, storm sewers, detention, traffic signal upgrades, and widening of bridge and utilities for the reconstruction of approximately 6,500 linear feet of this major thoroughfare.

Learn more about our 
Transportation Engineering
 Services
Hufsmith-Kohrville Road from Spring Cypress Road to Hollow Glen Drive, Harris County