Labels:text | map | diagram OCR: LOOPING AROUND THE OFFICE >30,000 About 25,000 Copper pair feet with line Loaded extender copper poir >18,000 feet Mixed gouge Bridge tap Central office [Only loop suitable for ADSL) Figure 1: The types of local loops are somewhat broad, but they fall into four main categories: copper pair, copper loop, line extender, and bridge tap.