 Members of Task Force Manchu who escaped from Hill 209 brought back considerable intelligence information of North Korean activity in the vicinity of the Paekchin ferry crossing site . At the ferry site the North Koreans had put in an underwater bridge . A short distance downstream , each night they placed a pontoon bridge across the river and took it up before dawn the next morning . Carrying parties of 50 civilians guarded by four North Korean soldiers crossed the river continuously at night , an estimated total of 800 @-@ 1 @,@ 000 carriers being used at this crossing site . 
 Members of Task Force Manchu <a href='null_relcl' title='1'><mark>who</mark></a>escaped from Hill 209 brought back considerable intelligence information of North Korean activity in the vicinity of the Paekchin ferry crossing site . At the ferry site the North Koreans <a href='been_done' title='2'><mark>had</mark></a> put in an underwater bridge . A short distance downstream , each night they<a href='been_done' title='3'><mark></mark></a> placed a pontoon bridge across the river and<a href='been_done' title='4'><mark></mark></a> took it up before dawn the next morning . Carrying parties of 50 civilians guarded by four North Korean soldiers crossed the river continuously at night , an estimated total of 800 @-@ 1 @,@ 000 carriers being used at this crossing site . 
Members of Task Force Manchu escaped from Hill 209 brought bk considerable intelligence information of North Korean activity in da vicinity of tdaPaekchin ferry crossing site . At the ferry site the North Koreans done put in an underwater bridge . A short distance downstream , each nite they been placed a pontoon bridge across thdaiver and been took it up b4 dawn thedat mornin . Carrying parties of 50 civilians guarded by 4 North Korean soldiers crossed the river continuously at nnite, an estimated total of 800 @-@ 1 @,@ 000 carriers being used at this crossing site .