Sea Isle city said that lifeguards will be on duty every day at more than a dozen streets along the city's beaches in a program that's now underway. The streets 28th, 32nd, 34th, 38th, 40th, 43rd, 49th, 51st, 54th, 59th, 61st, 64th, 71st, 75th, 81st, 84th, 86th, and 92nd will all have guarded beaches. Monday through Friday, city lifeguards are on duty from 10:00 a.m. to 5:00 p.m., and on Saturday and Sunday, they are on duty from 10:00 a.m. to 5:30 p.m.