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Q1. Do you design your buildings to resist hurricanes?
A. Yes we do. Our buildings are designed to withstand wind speeds of 95 mph,125mph or 150 mph. Whichever the owner desires after consultation with our structural engineers. On no account is the building designed to resist wind loads lower than those induced by a windspeed of 95mph.
Q2. Our building will be insured during construction and on completion against earthquake damage. Do we still have to make it earthquake resistant and so incur additional construction cost?
A. We design all buildings to be earthquake resistant in accordance with the applicable Building Code for the particular location and jurisdiction. While we encourage all building owners to insure the buildings against damage by natural hazards, whether the building is insured or not, this factor does not influence our design methods and our detailing for construction.
Q3. I recently built a reinforced concrete water tank in the Grenadines. The concrete was vibrated during placement, and the concrete was of the specified strength 25N/m2. ie. 3750 psi at 28 days. The reinforcement was of the specified size and spacing to control cracking. Why does my tank still leak?
A. Reinforced concrete is not waterproof unless it is made to be so. There are several cementitions waterproofing compounds which are available from reputable international manufacturers, which we recommend for use. |