The working kit of GLMZ's infrastructure maintenance crews — the men, women, and modified persons who descend into the transit corridors, utility conduits, and elevated walkway superstructures during the 0200–0600 dead window when foot traffic drops and repair windows open. The primary garment is a high-visibility coverall in charcoal grey with broad safety-orange shoulder yokes and sleeve stripes, retroreflective tape running the outer leg seams and across the upper back. An Ironpass Infrastructure Services logo — a stylized wrench-and-hex bolt in white — is stenciled on the back panel; a sewn name patch and crew number tag sit on the chest. The coverall has aug-channel seams at both forearms and the upper back, triple-snap closures allowing quick removal of panels for workers with elbow chrome, wrist-mounted tools, or dorsal spinal rigs. Attached to the left thigh is a detachable tool loop panel — a grid of nylon loops and clip rings holding screwdrivers, sealant injectors, wire snips, and a compact diagnostic tablet. A neoprene balaclava in black covers the neck and lower face against tunnel drafts and particulate, with a gap at the crown for BCI port access. The head protection is a low-profile hard hat in safety orange with an integrated LED work light on an articulated arm. Boots are the Ironpass Reinforced Thermal Work Boot — mid-calf, insulated, with a steel midsole against dropped hardware and a chemical-resistant outer sole for corridor solvents.

Night crew kits accumulate personal history fast: sealant stains, scorch marks from conduit work, replacement panels in slightly-off shades of charcoal where the original material wore through. Workers often clip a personal light — a small secondary headlamp or colored chem-glow stick — to their tool panel as a crew identifier in low-visibility conditions. The balaclava's BCI gap is wide enough to accept third-party neural port collars, and several crew members have aftermarket port upgrades that allow direct interface with GLMZ's infrastructure diagnostic network — a technically unauthorized modification that supervisors rely on too heavily to report.