Statement of Qualifications
T TLUSA.COM
ABOUT TTL
Delivering Integrated Infrastructure Solutions WHO WE ARE Founded in 1964, TTL is an engineering design firm focused on delivering integrated infrastructure solutions for public and private clients. TTL serves clients from 13 offices in Alabama, Georgia, Tennessee, and Texas.
Services CIVIL ENGINEERING
Primary project regions States with licensed professionals
1964
Founded in Tuscaloosa
13
Offices across the Southeast
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550+
Markets ENERGY
TRANSPORTATION DESIGN & CEI
COMMERCIAL
ENVIRONMENTAL CONSULTING
INDUSTRIAL
GEOTECHNICAL ENGINEERING
INSTITUTIONAL
CONSTRUCTION MATERIALS ENGINEERING & TESTING
MUNICIPAL
SURVEYING, GIS, & MAPPING
TRANSPORTATION
Employees firm-wide
100+
Licensed professionals
WATER RESOURCES
Why TTL At our core, we are driven to serve our clients, our communities, and each other.
SAFETY FIRST: TTL’s EMR is consistently below the industry standard of 1.0, and the safety of our team members is paramount on every project. Our formal safety program, including weekly safety meetings, serves to continually improve our reliable safety record. TRUSTWORTHY RELATIONSHIPS: We strive to serve as advocates for our clients and consider every working relationship a long-term alliance.
COMMUNITY VALUES: We believe in being a good corporate citizen and will forever remain dedicated to making a positive impact in the local communities where we live, work, and play.
POSITIVE EXPERIENCES: We believe in proactively communicating, listening, and speaking up when working to address our clients’ challenges, questions, and requests.
INTEGRITY DRIVEN: We are committed to helping our clients succeed, and we believe lasting relationships are built on a foundation of trust and integrity.
TEAM ACCOUNTABILITY: We understand that our value is in our staff and reputation. That’s why we hire experts and professionals who can provide reliable answers and solutions for our clients.
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OUR SERVICE LINES
Civil Engineering Clients value knowledge and experience that helps them maximize resources and sustainable solutions. Our approach uses passion and creativity to find workable solutions for their projects.
Imperial Dental Clinic, Hendersonville, TN
“ Most, if not all, that we do is used by the public in some way. We’re helping communities grow and improving qualities of life. That’s the rewarding part of what we do.” - BRADLEY PORTER, PE CIVIL ENGINEERING REGIONAL LEADER
River District Pedestrian Bridge, Tuscaloosa, AL
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CIVIL ENGINEERING DESIGN SERVICES INCLUDE: DESIGN AND PLANNING: • Comprehensive land planning • Concept plans • Site analysis • Yield studies • Infrastructure investigation • Entitlement strategies • Transportation investigation and planning • Bike and pedestrian planning • Corridor planning analysis • Urban planning • Parks, recreation, and greenway planning • Public and stakeholder meetings • Planning workshops • Grant writing assistance • Campus planning • Permit analysis and strategies • Feasibility analysis • GIS mapping and analysis • Redevelopment studies and strategies • Zoning analysis and assistance • Municipal consulting • Bid letting
STORMWATER: • 401/404 permitting • Low impact development (LID) design • Water quality design • Stormwater analysis • Stormwater quantity/quality design • Stormwater pollution prevention plans (SWPPP) • Underground storage design • Pervious pavement design • Erosion & sediment control inspection • Underground injection control permitting & investigations
SAFE DAMS PROGRAMS: • Earthen embankment & concrete dam design • Overflow & spillway design & inspections • Regulatory assistance & permitting • Earthen dam investigations • Water withdrawal investigation • Source water assessment • Failure analysis • Safety inspections
Project Shamrock, Huntsville, AL
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OUR SERVICE LINES
Transportation Design & CEI Our transportation and construction engineering and inspection (CEI) team partners with clients to provide safe and reliable transportation infrastructure, and we stand ready to help clients navigate today’s turbulent financial markets and ever-changing regulations to quickly and efficiently deliver complex projects.
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Edmonson Ferry Road Intersection, Clarksville, TN
Madison Station Boulevard, Nashville, TN
Lurleen Wallace Boulevard, Tuscaloosa, AL
Our transportation team provides high quality services to deliver safe and reliable transportation infrastructure for state departments of transportation and local communities throughout the Southeast. TRANSPORTATION DESIGN AND CEI SERVICES INCLUDE: TRANSPORTATION PLANNING: • Planning for all project phases • Land use and master planning • Feasibility and corridor studies • Environmental studies PROGRAM MANAGEMENT: • Cost estimating • Project controls • Procurement support • Risk management • Pavement & asset management • Grant services • Design and construction oversight CONSTRUCTION ENGINEERING AND INSPECTION: • Construction management • Project administration • Construction inspections • Materials testing • Laboratory testing
ALTERNATIVE DELIVERY: • Design build • Progressive design build • Public-private partnership
PROJECT TYPES: • Operational improvements • Managed lanes systems • Construction on-calls
HIGHWAY DESIGN: • Pavement analysis • Drainage design and stormwater management • Utility relocation • Landscape and hardscape • Multi-modal design • Bicycle and pedestrian facilities • Innovative intersections • Bridge replacements • Widenings and reconstructions • Operational and safety design • Limited access facilities • Interchanges
CLIENTS: • State DOTs • Cities • Counties • Universities • Community improvement districts • Metropolitan planning organizations • Private developers • Transit authorities • Airport authorities
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OUR SERVICE LINES
Environmental Consulting Our scientists and engineers are experienced in assisting our clients in finding solutions for all of today’s environmental project challenges.
Tortuga Substation, Corpus Christi, TX
Our environmental team consists of experts on the cutting edge of regulatory changes. Page 8 | Statement of Qualifications
ENVIRONMENTAL SERVICES INCLUDE: DUE DILIGENCE: • Phase I Environmental Site Assessments • Phase II Environmental Site Assessments • Property conditions assessments • Universal waste assessments INDUSTRIAL HYGIENE: • Forensic assessments • Asbestos-containing materials • Lead-based paint • Mold • Noise • Air COMPLIANCE: • EPCRA reports • SPCC plans • SWPPPs • Air/water permitting • ISO 14001 audits • MS4 permits • NPDES/SID/UIC permitting • General stormwater • Solid waste management, design, and permitting
GEOLOGICAL AND ENGINEERING ASSESSMENT: • Mining • Water resources (aquifer) • Susceptibility studies NATURAL RESOURCES: • NEPA documentation • Wetland and stream delineations • Section 10 permits • Section 408 permits • Section 401/404 permitting • Cultural resources • NHPA Section 106 review • Protected species presence/ absence surveys • Habitat assessments • Feasibility studies • Planning and environmental linkage (PELs) studies REMEDIATION • Brownfields/voluntary cleanup program • UST/AST • PFAS
Bat Capture and Handling Workshop, Mammoth Cave National Park, KY
Neuhoff Mixed-Use Development, Nashville, TN
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OUR SERVICE LINES
Geotechnical Engineering From subsurface explorations and geophysical surveys to foundation design and slope stability analyses, TTL provides a range of geotechnical engineering services to both public and private sector clients.
“ Consulting is a tough business. TTL does it better than anyone else because of the people who genuinely care about the product we put out. That makes the difference.” - KARL ELEBASH, IV, PE
GEOTECHNICAL REGIONAL LEADER
Embassy Suites, Nashville, TN
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GEOTECHNICAL SERVICES INCLUDE: • Foundation analysis • Settlement analysis of shallow and deep foundations • Ground improvement systems analysis • Deep foundation and load transfer platform analysis • Crane pad bearing evaluation • Design of reinforced and non-reinforced slopes • Slope stability analysis • Landslide repair design • Dam inspections, safety studies, and design • Sheet pile design/earth retention systems/ mechanically stabilized earth walls • Karst assessment • Pavement evaluations • Seismic consulting, including site-specific seismic studies • Ground penetrating radar services • On-site shear wave testing • Seismic refraction testing
Young Women’s Leadership Academy, San Antonio, TX
OTHER GEOTECHNICAL SERVICES INCLUDE: • Geotechnical drilling ○ Hollow stem auger ○ Rotary wash ○ Wireline rock coring • Geotechnical laboratory testing
SGMC Health Main Hospital, Valdosta, GA
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OUR SERVICE LINES
Construction Materials Engineering & Testing Critical to understanding our client’s needs for a project is meticulously detailed construction monitoring and materials testing. Our team continually evaluates, monitors, and performs on-site tests to provide our clients with superior data and services.
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The Fisher Center for Performing Arts, Nashville, TN
Golden Triangle Regional Airport, Lowndes County, MS
Fire Station 20, Huntsville, AL
We proudly offer six laboratories in Alabama, Tennessee, Texas, and Georgia that are accredited by both AASHTO re:source and CCRL. CONSTRUCTION MATERIALS ENGINEERING & TESTING SERVICES INCLUDE: SOIL AND ROCK ANALYSES: • Soil classification, proctor density, triaxial shear, consolidation, hydraulic conductivity • Atterberg limits, soil porosity, specific gravity, California bearing ratio (CBR) • Grain-size analysis and rock core compressive strength
CONSTRUCTION QUALITY ASSURANCE FOR LANDFILLS AND COMBUSTION RESIDUALS : • Compacted clay liner QA • Geosynthetic liner installation QA (GPS tracking) • Geosynthetic conformance testing • Certification reporting and permitting • Quality control management
CONCRETE ANALYSES: • Mix design, slump, air content, unit weight, temperature • Compressive strength of cast concrete cylinders and drilled core samples • Floor flatness and levelness measurements • Pavement evaluation
NON-DESTRUCTIVE TESTING: • ASNT NDT - Level I, II, III • Window testing • Bolted and welded connection inspection • Ultrasonic testing (UT) • Ultrasonic thickness testing (UTT) • Phased array ultrasonic testing (PAUT) • Magnetic particle testing (MT) • Liquid dye penetrant testing (PT) • Visual testing (VT) • Vacuum leak testing • Positive material identification (PMI) • Portable hardness testing • Corrosive mapping • Leak testing (LT) • Welder qualifications (PQR, WPS, WPQR) • Coating inspection • Ground penetrating radar
ASPHALT ANALYSES: • Marshall density • Asphalt coring • Extraction/gradation/AC content • Mix properties
SPECIAL INSPECTIONS: Common Special Inspections performed in accordance with Chapter 17 of the International Building Code (IBC) include: • Steel, concrete, masonry, and wood • Soils • Driven deep foundations • Cast-in-place deep foundations • Deep foundation installation monitoring and load testing • Helical pile foundations • Wind resistance • Seismic resistance • Mechnical, electrical, and plumbing (MEP) inspections • Mastic and intumescent fireresistant coatings • Exterior insulation and finish systems (EIFS) • Fire penetration inspections
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OUR SERVICE LINES
Surveying, GIS, & Mapping We offer clients comprehensive survey and GIS capabilities including commercial/industrial site selection, demographic studies, general mapping, and a variety of other surveys and evaluations that provide our clients with base data for their projects.
DRG Warehouse, Spring Hill, TN
At our core, we are driven to serve our clients, our communities, and our people. Our passion empowers our ingenuity. Page 14 | Statement of Qualifications
TTL is licensed to survey in Alabama (CA-1142), Georgia (CA-1306), Kentucky (#998), Mississippi (CA-26605), Tennessee (#3003), and Texas (#10194612). SURVEYING, GIS, & MAPPING SERVICES INCLUDE: SURVEYING CAPABILITIES • Horizontal and vertical control surveys • Topographic mapping • Static and real time GPS • Planimetric surveys • ALTA/title surveys • Hydrographic surveys • Bathymetric surveys • Centerline and route surveys • Hazardous waste site surveys • Utility surveys and mapping • Quarry/surface mine mapping • Quantity surveys • As-built/construction record • Boundary surveys • Construction layout & staking • Easement & right-of-way surveys • Subdivision surveys • Forensic data collection • LiDAR mapping collection and validation
DRONE & LIDAR CAPABILITIES DJI Matrice M300 RTK Drone • Intelligent on-board flight systems • On-board RTK GPS • GPS, GLONASS, BeiDou, & Galileo • 55 minute max flight time • Six directional sensing and positioning SURVEYING EQUIPMENT • Static and real time GPS units • Conventional and robotic total stations • Hydroboat • Automatic levels/rods and tripods • Data collectors • Dedicated survey vehicles • Trimble business center software • Civil 3D CAD software • Microstation with OpenRoads • Leica Infinity office software • Large format plotters
True View 515 3D Imaging System • LiDAR & imagery • 20MP, RGB • 120° scanning field of view • Dual 1-inch mechanical shutter camera sensor • Hesai PandarXT-32 LiDAR Scanner
Nashville International Airport, Nashville, TN
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