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Contact SupplierPt. Spectra duta karya is geotechnical company in batam, our service soil investigation in batam, bintan, karimun, anambas, natuna, pekanbaru, palembang.
Sondir boring batam, dcp test tanah, sondir penetration test, sand cone batam, tes kubus batam, soil test batam bintan karimun, geoteknik batam, perusahaan jasa penyelidikan geoteknik batam, jasa geoteknik batam, jasa soil test, jasa sondir batam, jasa sondir boring batam, jasa cbr test batam, perusahaan jasa drilling, konsultan jasa drilling machine,
perusahaan jasa geologi teknik batam, konsultan penyelidikan geoteknik batam, jasa soil investigation batam, geoteknik tanah batam, dcp test batam, dcp lapangan batam, sand cone tes batam, harga sand cone batam, dynamic cone penetrometer (dcp) batam, bearing capacity of soil