Geography > Precipitation: Countries Compared. After six years of drought and the worst winter in a decade, heavy rains and melting snow have killed as many as 200 people in Afghanistan over the last several days. In Farah province, 68 people have died in the floods.
Costs of the Border Wall. 353 miles of border wall and 299 miles of vehicle barrier have been constructed along the U.S. Mexico border. According to Taxpayers for Common Sense, the average mile of border wall costs taxpayers $4.5 million, an average mile of vehicle barrier $1.6 million. In some places the cost of construction has exceeded $12 million per mile.
Wall Demolition Cost. The cost to demolish a house wall depends on the size of wall. Generally, contractors charge $5-$10 per square foot to demolish a house wall. The cost to demolish a house wall is $1-$3 per square foot when the homeowners do the work themselves. The average house wall is 400 square feet. The cost to demolish a house wall that is 400 square feet is $2000-$4000 when done by a contractor and $400-$1200 when done by the homeowner.