Concrete Placement

Flowserve Office and Warehouse

New office and warehouse for Flowserve. American Contracting is the General Contractor. Keystone laser screed in action!

Halliburton Northbelt Campus

                    About This Project Haliburton Keystone has been a contractor on the Northbelt Campus for over 5 years! Keystone has completed multiple scopes of work including: landscape, utilities, sitework, and structural concrete. Project Photos  

Dollar General Distribution Center

About This Project Project General Contractor: Whiting Turner This project is the new State of the art distribution center for Dollar General, located on 110 acres in San Antonio. The project consists of over 2,000,000 s.f. of site paving, two outbuildings, and Tiltwall Panels with a tire tread formliner for accent on portions of the  Continue Reading »

Nimitz Middle School

About This Project General Contractor: Joeris Gener Contractors Project consists of a Classroom addition, Orchestra Addition, New Athletic Facility, New Administration, Counseling, and Clinic Area. This project is taking place at an active facility and is being phased based on the needs and the use of the existing facility. The project consists of crawl space  Continue Reading »

Enterprise Warehouse

About This Project General Contractor: Metropolitian 315,000 sf Tiltwall Warehouse located in Tri County business Park, located in Schertz Tx, The project also consisted of over 300,000 s.f. of site paving surrounding the warehouse. Project Timeline . Project Photos

Pape Dawson Engineering Corporate Office Building

About This Project General Contractor: Koontz McCombs This project is the new corporate office for Pape Dawson engineering. It was designed as a two story tilt wall office building. Project Timeline . Project Photos

Frost Bank Corporate Office

About This Project General Contractor: SpawGlass New Corporate Office for Frost Bank. Construction of a 5 level, 432,000 sf Slab on Metal Deck Steel Framed Office Building. A cast in place vault integrated into 12' to 20' basement walls of the office building. 16 acre site with concrete roadways, concrete surface parking consisted of aprox  Continue Reading »

Sulzer USA

About This Project General Contractor: KDW Description: 35' below grade Mat Foundation and walls! In addition 10' diameter hole 60' below grade Project Timeline NA Project Photos

TAM Global Manufacturing

About This Project General Contractor: Kingham Dalton Wilson Project Timeline NA Project Photos

Black Forest Jet Center

About This Project General Contractor: EE Reed Contract Value: $3,350,000.00 Location: Conroe, Texas Project Timeline NA Project Photos

SAC Planetarium

About This Project General Contractor:  Vaughn Construction Project Details:  After an amazing 50 years of astronomy/space science presentations, progress continues towards the proposed new Scobee Planetarium and Challenger Learning Center. (see photo) The new Scobee Planetarium will feature an expanded theater, new projection dome, new lighting and sound equipment, plus a visitor center featuring displays, restrooms,  Continue Reading »

Randolph Brooks Administration Center

About This Project General Contractor: Koontz McCombs Construction This project is a four-story tilt wall building, total floor area of building is 148,500 sqft. The Randolph project contains 64 individual panels, the heaviest one weighing over 142,500 lbs! The total wall surface area  is 63,000 sqft. Project Timeline Project Timeline Project Photos

MSI Project

About This Project Project: MSI Contractor: KDW The MSI project consist of 100,00 sqft. of paving, 130,116 sqft. of slab on grade, and 11,000 sqft. of slab on metal deck. There is over 53,000 sqft of panels!   Project Timeline Project Timeline Project Photos

UHS Heliport

About This Project UHS Heliport Project Timeline Not Provided Project Photos

Lacks Distribution

About This Project GC – CF Jordan Architect – RVK Architects Structural Engineer –  Henry K. Ng and Associates This project was a 300,000 sf tiltwall project  the entire project required separate casting slabs from the permanent slab on grade.  The project contained over 115,000 sf of 10” thick tiltwall panels, along with over 78,000 sf of  Continue Reading »

Lieck Elementary

  About This Project GC: Bartlett Cocke Architect: Noonan Rittiman Structural Engineer: Persyn Engineering This is a project that has over 105,000 sf of crawlspace cast in place elevated pan slab on the project, it also included over 4,000 l.f. of isolated elevated beams This particular school was designed to incorporate the elevation change in  Continue Reading »

Structural Concrete

Keystone Places 2 Large Concrete Mat Foundations in 6 Week TimeFrame

  Keystone Places 2 Large Concrete Mat Foundations in 6 week timeframe Keystone has commenced construction on 2 separate high-rise concrete towers in Houston; the 1600 West Loop Tower and the Kirby Collection Residential Tower.  Both projects involved large continuously placed mat foundations requiring extensive coordination and teamwork. The 1600 West Loop project is a  Continue Reading »

3737 Buffalo Speedway

About This Project Cilent:  IQI Construction Project Details:  20 Story Office Tower Pan Slab with 7 levels of CAST in Place Garage and a foundation for Precast Parking Garage. Site concrete includes architectural grade retaining wall. Other site concrete features include standard 6″ and 7 ” paving with colored curbs and paver base for architectural pavers.  Continue Reading »

Anadarko Hackett Tower – Houston Business Journal 2015 Landmark Award

About This Project Anadarko Hackett Tower – Keystone Structural Concrete and KeyScape Landscaping Project Timeline N/A Project Photos

Mat Foundation on a high-rise in The Woodlands, Texas

About This Project General: D.E. Harvey Builders On April 14, 2012 Keystone Concrete safely pumped and placed over 7400 cubic yards of concrete in less than 10 hours. This massive foundation was a seamless undertaking between D.E. Harvey Builders and the dedicated employees of Keystone. This well thought out plan involved over 100 concrete trucks, over  Continue Reading »

Perkins Rowe

About This Project General Contractor – EMJ Corporation / MBD Construction Architect – O'Brien and Associates Structural Engineer – SCA Consulting Engineers Contract Value – $15,713,995 New retail and office complex with a lapped flange form pan system for 1 building, a PT flat slab for another building and a tiltwall theater adjoining building.  Over 800,000 GSF of concrete  Continue Reading »

Ocean Grove

About This Project General Contrator – Prida Construction Architect – Morgan Spear Associates Structural Engineer – Haynes Whaley Engineering Contract Value – $3,212,930 This project was located in Galveston, TX and consisted of 27,095 sf of slab on grade and 119,815 sf of elevated concrete. Project Timeline 12 Months Project Photos

McComb’s Plaza

About This Project General Contractor – Koontz McCombs Construction, Ltd. Architect – Rehler Vaughn & Koone, Inc. Structural Engineer – Campbell & Associates Consulting Engineers Contract Value – $2,801,660 This project was a six story 9,530 sf office building. Materials Used Post-Tension Pan Slabs Project Timeline 12 Months Project Photos


About This Project General Contractor – G.T. Leach Architect – Brand & Allen Architects Structural Engineer – SCA Consulting Engineers Contract Value – $7,148,800 Cosmopolitan was a 24 story flat slab turn-key structure.  It consisted of garage for levels one through seven and condominiums for levels eight through twenty-four with a pool at level seven overlooking the Galleria and  Continue Reading »

TAMU Agricultural Headquarters and Visitor Center

About This Project General Contractor – Skanksa Building USA Architect – Kirksey  Architecture Structural Engineer – Haynes Whaley Associates, Inc Contract Value – $5,780,880 This project was a 6 story pan slab turn-key concrete structure.  The construction of this educational facility consisted of two buildings containing approximately 12,290cubic yards of concrete.  The Agricultural Headquarters building contained 29,500 square feet  Continue Reading »

Granite Westchase II

About This Project General Contractor – Hoar Construction, LLC Architect – Kirksey Architecture Structural Engineer – Haynes Whaley Associates Contraqct Value – $9,053,195 Granite Westchase II consisted of one 15 story 350,000 square foot office tower, an 8 story 345,000 square foot precast garage and 54,000 square feet of site concrete.  The office tower was a pan slab structure  Continue Reading »

APM Maintenance and Storage Facility

About This Project General Contractor – Stewart-Matl, Ltd. Architect – STOA International Architects, Inc. Structural Engineer – Charles F. Terry, Inc. Contract Value – $1,056,990 This project was located at Bush Intercontinental Airport and consisted of 19,770 square feet of elevated slab and 5,400 square feet of slab on metal deck. Project Timeline 4 Months Project Photos

Gables at Tennis Center

About This Project General Contractor – Gables Construction Architect  –   Looney Rick Kiss Structural Engineer – Viewtech, Inc Contract Value – $22,631,350 Gables at Tennis Center was a new retail / residential project consisting of two seven and one six story buildings with an additional seven story cast- in -place parking garage structure.  This project contained approximately  1.3 million square feet of elevated  Continue Reading »


Houston Zoo

About This Project Working closely with Gilbane Company, Key-scape will complete over 1.3 million dollars worth of landscaping at the Houston Zoo. This is no easy task; the project management team had to work with plant growers out of Florida and California to recreate this African Jungle environment. Key-scape uses the same proven business model  Continue Reading »

Green Roof Above ”The Woodlands” skyline

About This Project General Contractor: D. E. Harvey Builders Green roof 11-story above ”The Woodlands” skyline! Project Timeline NA Project Photos

Mandolin Gardens Park

About This Project Mandolin Gardens Park, is now an 11 acre oasis in the middle of the community.  Talley Landscape Architects, Inc. created a design that rejuvenated two detention basins and 'overlayed' park amenities such as of 2 miles of accessible trails, plazas, and overlooks. A project of this magnitude comes to fruition through committed  Continue Reading »


15,000 sq.ft. Basement in Houston,Texas

About This Project Keystone Residential getting started on a 15,000 sq.ft. basement in Houston,Texas! Notice the shoring system and dewatering. A project this size can only be trusted to the Pro's at Keystone. This home is located in the River Oaks area and will be over 25,000 sq.feet when completed. Keystone will be using our  Continue Reading »

Site Work

Houston Methodist Hospital No. 8 Campus

About This Project Customer: Vaughn Construction The Houston Methodist Hospital No. 8 Campus project is made up of a Medical Office Building, Central Utility Plant, and Hospital that consist of 172,390 CY of excavation (cut to fill). Houston Methodist Hospital No. 8 Campus also entails 700,000 SF of lime stabilized sub-grade for concrete paving. This  Continue Reading »

Texas A&M at Galveston Student Housing – Operation Seawolf

About This Project Operation Seawolf Customer: Moss and Associates The Texas A&M at Galveston Student Housing project consist of 11,175 Cubic Yards of excavation (cut to fill) and 17,000 Cubic Yards of imported fill material.  This project is also made up of more than 300,000 square feet of lime stabilized sub-grade and 16,275 tons of TxDOT  Continue Reading »

ALDI Distribution Center

About This Project Customer: Graycor The ALDI food warehouse project consisting of excavation (98,000 cubic yard cut to fill) and backfill with import of over 165,000 cubic yards of select fill. The project also consist of crushed concrete base and lime stabilization. Project Timeline 18 Months Project Photos

Houston Country Club Parking Garage

About This Project Customer:  Pepper Lawson Construction. The Houston Country Club driving range project consist of demolition, excavation (119,000 cubic yards) and backfill (38,500 cubic yards) of underground garage and tunnel.  The project also consist of stabilization , limestone base, asphalt paving, storm sewer, sanitary sewer, water distribution and sub-drainage system.  Project Timeline Project Timeline Project Photos

Baker Hughes Joint Facility

About This Project Customer:   Benchmark Houston Builders Owner:         Baker Hughes The Project consists of new building facility in Corpus Christi, TX for Baker Hughes.  14,944 s.f. 1-story office building connected to the workshop, and new support and maintenance buildings including shop, warehouse, fueling, and containment areas. Project Timeline Project Timeline Project Photos

The Moran Building Project

About This Project Owner: Black and Black Realty of Texas Customer:  Spaw Maxwell The system shown above is a Storm Tech underground detention system that was installed on this particular job for the client.  The capacity for this system was 54,985 cubic feet detention volume provided in the storm tech system.  This storm water pollution prevention  Continue Reading »

Texas Chenier Complex Winnie Depot

About This Project Owner: US Fish and Wildlife Customer: C3, LLC.   This project is a design build (USGBC certified LEED Silver) Facility located on approximately 21.8 acres in Winnie, TX.  Multiple building pads were built for this project including all the flatwork preparation for this project.   25,000 tons of base material was required for this sub  Continue Reading »