Prefabricated segmented bent cap P anchor field installation method

The invention discloses a prefabricated segmented bent cap P anchor field installation method which comprises the steps that a first bearing platform, a second bearing platform and a third bearing platform are installed on the ground at equal intervals, and a first stand column is installed on the first bearing platform; the second stand column and the third stand column are installed at the two ends of the second bearing platform. The fourth stand column is installed on the third bearing platform. Comprising the steps that S1, a first support foundation and a second support foundation are constructed; s2, a first support base and a second support base are prefabricated; s3, a first support and a second support are installed; s4, a first sectional cover beam, a second sectional cover beam, a third sectional cover beam and a fourth sectional cover beam are installed; s5, corrugated pipes are installed in the first wet connection section, the second wet connection section and the third wet connection section; s