The river roared beneath the greenheart catwalk, an unbroken cascade of churning white water that struck the apron stones with the force of falling masonry. Eight feet above the granite sill, the south weir gate hung suspended in the spray, locked in mid-elevation. Forty tons of cured red oak and riveted iron shuddered against the river’s rush, but the timber did not drop.
Between the severed ends of the hoisting chain, the three-foot splice of high-tensile copper-iron wire sang a taut, piercing note that pierced the rumble of the weir. It was a sound known to clockmakers and miners—the high, clean pitch of true metal bearing a load beyond its intended measure, vibrating with a frequency that turned river spray into a shimmering haze of fine mist.
Jon Hale stood on the vibrating planks, his hand resting on the wet iron housing of the winch drum. The cold had seeped through the salt-stiffened linen of his sleeves, settling deep into the knuckles of his right hand. Around his index finger, the pale somatic ring remained warm against the chill, a dull ember under the skin that answered the tension of the wire.
Below the sill, the flumes remained wide open. Thousands of gallons of black river water poured through the sluice tunnels every second, surging south into the intake ditches that fed the lower flats. Out across the valley floor, the unharvested winter rye was disappearing beneath three feet of grey backwater. The sodden meadows were turning into an impassable…
