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Our creativity, our understanding of construction techniques and the economics involved, as well as our experience in a broad range of materials allows us to develop cost effective, high quality solutions to difficult structural problems.

Expert structural design services through all phases of a project's design and construction administration

Preliminary Design

Formulate with the owner and architect basic architectural and structural systems to address owner's program requirements.  Provide structural criteria for geotechnical consultant.

Design Development

Develop the schemes and evaluate advantages and disadvantages with respect to the architecture, budget and available construction techniques.  Prepare preliminary foundation and framing layout drawings.  Prepare outline specifications.

Construction Documents

Complete structural calculations.  Produce thorough and concise drawings and specifications to convey the design intent.  Assist in establishing testing and inspection requirements.

Bidding and Negotiations

Assist the owner and architect in selecting qualified contractors.

Construction Administration

Provide review of shop drawing submittals and make periodic site visits to observe general construction progress and assist with quality control.  Respond to contractor inquiries and recommendations.

Expert structural evaluations, feasibility studies, restoration and renovation

General Condition Assessments

Whether for a potential purchase or to inventory the condition of an existing structure for internal users, TSG can provide expert assessments of the condition of a structure.  This can include a written report describing the general structural systems, their conditions, their capacities and an evaluation of the capacities and serviceability towards an intended use.

Distressed Structures and Exterior Facade Repair

For structures in distress, TSG can provide an evaluation of the existing conditions as described above along with opinions as to the likely causes of the distress, and an outline of alternative methods of repair.  TSG can develop complete construction documents for structural repairs and provide construction administration services during construction.  TSG provides facade inspections in accordance with the City of Chicago Exterior Facade Inspection Ordinance (Critical and Ongoing Maintenance Examinations).

Load Capacity Analysis

Whether for historic renovation, adaptive reuse or ascertaining capacities of existing structures with missing documentation, TSG's vast experience with varied materials, systems and historic structures proves invaluable.

Historic Structures and Adaptive Reuse

TSG's experience includes buildings from the mid 19th century forward.  We have worked with numerous historic structural systems including wrought iron, cast iron riveted construction, clay tile arch, heavy timber and bulb tee construction.

Seismic and Wind Load Analysis and Retrofit

TSG has upgraded structures to meet current wind and seismic codes whether for renovations or additions.  TSG has creatively developed systems that are easier and thus less costly to install, yet still provide the code required capacities.

Expert specialty structural design and consulting services

Building Information Modeling (BIM using Autodesk Revit)

Building Component Design/Analysis

Construction Support Services

Expert Witness

Peer Review

Sustainability Consulting

Temporary Structures

Tenant Services

Value Engineering