Residential properties across the city of Houston are receiving demolition permits, with a concentration of tear-downs in the Spring Branch area the week of Aug. 5. The demolition permits also include a River Oaks mansion at 2146 Pelham Dr., valued at about $2.8 million and originally built in 1939, according to the Harris County Appraisal District. Use the interactive map to view additional demolition permit details. About Demo Monday: Every week, Community Impact Newspaper will update readers on demolition permit activity across Houston. Send news tips here.