second junction meaning in Chinese

第二中心结, 闸流管的中心结

On 24 march 2006 , the section of new clear water bay road from a point about 265 metres west of its second junction with the clear water bay road near good hope school to a point about 25 metres east of the same junction will be subject to a speed limit of 50 kilometres per hour
10时起，新清水湾道由其与清水湾道的第2个交界处近德望学校以西约265米处起，至同一交界以