Civil & Structural Engineering
and Land Development Projects
JRH Engineering delivers excellence engineering — on time and built on value — across civil, structural, and land development projects, from site concept through permitted construction documents.
01
Oleander at Broadway
02
45 Scarsdale Business Park
03
HTeaO Pearland — Broadway Street
04
Terra Estates Residential
Subdivision
05
Magnolia Trails Section 1
Category: Residential & Multifamily Development | Civil Engineering
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Project Overview:
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Project type: Federal public housing redevelopment — one of the largest multifamily projects in JRH Engineering's portfolio.
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Scale: 348-unit residential community delivered from approved plans through construction-ready documents.
Scope of Work:
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Designed new public roadway systems serving the 348-unit development.
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Expanded water distribution infrastructure to support the residential community.
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Extended sanitary sewer infrastructure to meet projected service demand.
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Engineered a comprehensive stormwater management system built for long-term resilience and regulatory compliance.
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Completed site grading, utility coordination, and drainage design to meet federal, municipal, and environmental standards simultaneously.
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Project Stats:
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Residential units served: 348
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Construction value: $111,000,000
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Certification: WBE-certified project
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Civil infrastructure delivered: Roadways, water distribution, sanitary sewer, stormwater management
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Oleander at Broadway
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45 Scarsdale Business Park
Category: Commercial Development | Civil Engineering
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Project Overview:
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Project type: Private commercial business park development.
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Scale: 42 acres with full civil infrastructure
Scope of Work:
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Designed a regional stormwater detention system to mitigate post-development runoff.
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Engineered a comprehensive internal drainage network.
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Designed water distribution and sanitary sewer infrastructure for multiple commercial buildings.
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Designed access roadways connecting to the adjacent public street network.
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Delivered floodplain mitigation design to meet local compliance standards.
Project Stats:
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Site area: 42 acres
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Permitting agencies: TxDOT + USACE + MUD
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Stormwater strategy: Regional detention design
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Certification: WBE-certified project
Category: Commercial Development | Stormwater Engineering & TxDOT Permitting
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Project Overview:
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Project type: Drive-through commercial development along a state highway corridor.
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Scale: 1.51-acre site delivered as a fully permitted, shovel-ready plan
Scope of Work:
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Engineered a shared dual-pond stormwater detention system across two adjacent lots.
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Designed detention to meet TxDOT discharge thresholds for 10-year and 100-year storm events.
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Reduced post-development peak runoff from 8.33 CFS to 4.16 CFS through hydraulic analysis.
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Designed drive-through circulation, a 21-space parking facility, and ADA-compliant pedestrian access.
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Designed a CMU retaining wall at the shared property boundary.
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Designed full site utilities: potable water with backflow prevention, fire protection, sanitary sewer with grease interceptor, and site drainage.
Project Stats:
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Site area: 1.51 acres
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Stormwater system: Dual detention pond — 10-yr + 100-yr storm events
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Runoff reduction: 8.33 CFS → 4.16 CFS
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Permitting: TxDOT (9 revisions) + City of Pearland
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HTeaO Pearland —Broadway Street
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Terra Estates
Residential Subdivision
Category: Residential Subdivision | Civil Engineering & Construction Management
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Project Overview:
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Project type: Residential subdivision development.
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Scale: 62 lots delivered from design through construction.
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Role: JRH Engineering served as civil engineer of record and construction manager.
Scope of Work:
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Designed a public sanitary sewer extension connecting the development to the existing municipal system.
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Engineered the internal roadway network, including pavement cross-sections, curb and gutter, and geometric design.
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Developed a comprehensive storm sewer system compliant with local drainage requirements.
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Project Stats:
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Residential lots: 62
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Construction value: $1,599,449
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Permitting: TxDOT permitted
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Services delivered: Full civil design + construction management
Category: Residential Subdivision | Civil Engineering & Land Development
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Project Overview:
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Project type: Master-planned residential subdivision (Magnolia Trails Section 1).
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Scale: 113 lots across 51.4 acres in Brazoria County, TX.
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Partner: Developed with Sullivan Brothers Builders.
Scope of Work:
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Designed mass grading across the full 51.4-acre tract, establishing finished lot grades, drainage patterns, and earthwork quantities.
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Designed offsite water distribution and sanitary sewer infrastructure to extend municipal service to the development.
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Performed hydraulic analysis, pipe sizing, and alignment design for utility extensions.
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Engineered a stormwater management system addressing both water quantity and quality.
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Designed storm sewer collection, detention facilities, and drainage outfalls compliant with floodplain and MUD standards.
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Designed internal subdivision roadways, including geometric layout, pavement cross-sections, curb and gutter, and ADA-compliant pedestrian infrastructure.
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Prepared and submitted a full Stormwater Pollution Prevention Plan (SWPPP) for construction permitting.
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Project Stats:
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Residential lots: 113
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Total acreage: 51.4 acres
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Coordinated agencies: BCMUD 81 + City of Alvin
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Builder partner: Sullivan Brothers Builders

