U.S. Customs and Border Protection said Tuesday that the first panels are in place to replace a steel-mesh fence with steel bollards up to 30 feet (9 metres) high. SLSCO Ltd. of Galveston, Texas, was awarded the $101-million contract in December.
WATCH: Feb. 15 — A look at how Trump declaring national emergency will provide funding for border wall
It is the second layer of barrier in San Diego. Work on replacing the first layer is nearly complete, which is also 14 miles long and made of steel bollards up to 30 feet high.
Construction began three days after Trump declared a national emergency to build his proposed border wall with Mexico. Lawsuits have been filed over the emergency declaration.