Services


    The firm offers complete consulting services which include the design and preparation of construction documents, feasibility studies, existing structural evaluations, and construction observations. RA&A maintains up-to-date computer hardware and software systems for engineering analysis (standard to advanced) and drawing production (CAD or BIM).


    I. INVESTIGATIONS AND EVALUATIONS

        A. Testing hardened concrete in place using coring, ultrasonic testing, Schmidt hammer, Windsor probe and x-ray.

        B. Taking powder samples and concrete cores for laboratory chemical analysis

        C. Half-cell potential method for verification of active corrosion

        D. Evaluation of chemical contaminants causing chemical attack on structural materials

        E. Wood degradation due to moisture, heat, insects and mechanical action

        F. Steel corrosion

        G. Structural metal fatigue

        H. Vibration studies

        I. Thermal movements

        J. Structural analysis

        K. Fire damage and evaluation

        L. Fireproofing of existing structures

        M. Foundation failures

    II. RESTORATION AND REHABILITATION DESIGN

        A. Concrete deterioration

        1. Shotcrete (regular and polymer)

        2. Segmental repouring (regular and magnesium concrete)

        3. Grout injection

        4. Handpatching with high strength grout

        5. Cathodic protection

        6. Protective coating systems

        B. Steel structures

        1. Strengthening existing members

        2. Shoring and column removal

        3. Strengthening steel trusses

        4 External bracing of steel plated structures

        5. Internal bracing of steel plated structures

        C. Masonry restoration and waterproofing

        D. Wood structures

        1. Strengthening existing members

        2. Pressure treatment in place

        3. Epoxy repair

        4. Waterproof claddings

        E. Waterproofing

    III. FOUNDATION DESIGN

        A. Specialty mats on consolidating soils

        C. Pile, drilled caisson, bell bottom and spread footing

        D. Sheet piling and retaining walls

        E. Tangent drilled shaft sheeting

        F. Underpinning of foundations

        G. Braced excavations

        H. Ringed foundation mats

    IV. STRUCTURAL DESIGN

        A. Multi-story frames in steel, reinforced concrete and prestressed concrete for industrial and commercial buildings

        B. Hospitals and medical facilities

        C. Parking garages

        D. Process support structures

        E. Pipeband design

    V. DOCK FACILITIES

        A. Ship and barge mooring dolphins, relieving platforms

        B. Fendering systems and bulkheads

        C. Barge pullers and breasting systems

        D. Barge slips

    VI. CIVIL DESIGN

        A. Site development and storm drainage

        B. Paving and streets

        C. Topographic surveys

        D. Materials management studies

    VII. MATERIAL STORAGE

        A. Warehouses

        B. Bulk storage buildings

        C. Round bulk storage tanks