You may have noticed 3 white pegs on the road side at the proposed bridge location. These are where the surveyor will by measuring cross-sections through the river bed (see Survey Scope below). This will help the hydrologist Richard Stocker work out the Q50 and Q100 flood levels (50yr and 100yr flood events) and help with the design of the bridge abutments. Surveying due to start this week and continue through to 24th April. The Q100 flood level is critical to positioning the height of the bridge.