Province of Ontario, 2nd Order GPS Control Surveys Contractor: Marshall Macklin Monaghan Limited Client: Ontario Ministry of Transportation Project Description: 2nd Order Control Surveys along various highways within the province of Ontario. Reconnaissance of existing control; Installation of control pairs along highway corridor; Production of monument location sketches and site visibility diagrams; Network design; GPS Observations; Processing and least squares adjustments. Highways/areas surveyed include: Highway 144, Timmins; Highway 65/66, Kirkland Lake Highway 17 By-pass, Sudbury (including 1st order vertical); Highways 40, 3, 24, 6 & 93, South-western Ontario Highway 522/559, Parry Sound District Highway 584, Geraldton Highway 631, Hornepayne Highway 614, Manitouwadge To discuss your application, give us a call at 905.579.8874 or send us an email.