
Concrete Encased Sewer in the Big Dig Excavation Area. |

Dewatering a Sewer Excavation Before it is Backfilled with Soil. |

Field Geologist Collects a Soil Sample During Sewer Removal
Activities. |

Open Excavation After the Sewer Line Was Removed. |

Removing Concrete from the Sewer Pipe Before the Sewer is
Excavated. |

Removing Soil From the Big Dig Excavation Area. |