Cross bridge onto 209 and follow to Lehighton to Tom McCall Memorial Bridge. Make a left and cross over the bridge. Make a right onto RT. 248. Follow RT 248 to intersection with RT 145 and RT 873. Make a right and cross the Lehigh River toward Slatington. After you cross the bridge go straight (uphill) to Mountain Drive. Continue on Mountain drive for about 9 miles and you will come to RT 309 South. Make a left onto RT 309 south and follow for 2 miles,. Northwestern Lehigh High School will be on your left.