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→Sampling
===Sampling===
===Sampling===
The number of test pits or soil borings varies depending on site conditions and the proposed development plan. General guidelines are as follows:
The number of test pits or soil borings varies depending on site conditions and the proposed development plan. General guidelines are as follows:
Result
{| class="wikitable"
! BMP Footprint (m²)
! test pit
! Bore hole
|-
| < 50 || 1 || 1
|-
| 50 – 900 || 1 || 2
|-
| || 2 || 0
|-
| > 900 || 1 every 450 m² || 2 every 450 m2
|-
| || 2 every 450 m² || 0
|-
| Linear || 1 every 450 m² || 1 every 50 m
|}
*For infiltration BMPs with footprint surface areas from 50 - 900 m<sup>2</sup>, a minimum of two test pits or one test pit and two soil borings are required at, or within 10 m of the proposed location to determine the suitability and distribution of soil types present;
*For infiltration BMPs with footprint surface areas from 50 - 900 m<sup>2</sup>, a minimum of two test pits or one test pit and two soil borings are required at, or within 10 m of the proposed location to determine the suitability and distribution of soil types present;