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DHC
 

DHC

DHC

 

OSHA compliant plans for jack & bore pits, pump stations, manholes, cofferdams, foundations, pipe trenches, tank removal/installation, contaminated soil removal, and much more.

DHC

DHC

DHC

DHC

Access scaffold for low and high-rise work, structural shoring systems, work platforms, pedestrian canopies, hanging platforms, containment structures for bridges retrofit, and misc. temporary stages, bridges or towers.

DHC

 

DHC

DHC

Design for box girder bridges, building retrofits/renovations, new multi-story suspended slab and beam buildings, bridge widening, wall forms and reshore design.

DHC

 

DHC

DHC

DHC

Vertical and lateral support systems for building and bridge retrofit projects, in order to temporarily relieve loading of structural members to allow for modification or replacement.

DHC

 

DHC

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Jacking force analysis, thrust block design, casing & pipe certification, deep shaft engineering, face pressure evaluation, microtunneling submittals, pull-back analysis, jack & bore pits, and many other tunneling related design servvices.

DHC

 
DHC
DHC DHC

Temporary structure engineering and inspection services for special events; including bleachers, tents & tent anchorage, scaffold, camera towers, bridges, zip-line towers, enclosure and facades, and much more

DHC

 

DHC

 

Engineering of custom and pre-manufactured suspended platform and containment systems for bridge maintenance and retrofit projects, as well as structural analysis of bridge framing for certification during construction.

DHC

 

DHC

DHC

Design of EBM systems including portable and fixed davits, socket and pedestals systems, adjustable outriggers, fall restrain/arrest systems, CDA, tie-back anchors, swing stage design, and structure certification.

DHC

 

DHC

DHC

Stabilization, support and fabrication systems for rebar cages to allow for safe handling and erection prior to concrete placement.  Specialty designs include cable supported, rigid brace, as well as fixed and mobile templates

DHC

DHC DHC

Tower crane footing design, spreader beams, picking frames, complex rigging plans, mast climber supports, demolition, and structural shoring for heavy equipment loading.

DHC

 

DHC Design of permanent reinforced concrete, steel, timber, masonry, and aluminum structures, such as vaults, retaining walls, utility supports, building additions, footing systems, and other misc. structures.

DHC

 

DHC
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