Page 252 - Peterson 85 Years and Going Strong

The Earl Redd is the first Tier 4 final boat for Caterpillar in the world.
– Marty Wiemann, marine engine sales and product support, Peterson Power, Portland, 1998–2017
The Earl Redd is a 120-foot- long line-haul boat with two Rolls Royce Z drives for increased maneuverability. It traveled 7-9 knots on its first trip to the Gulf Coast and back. The boat carries 140,000 gallons of diesel fuel and 8,000 gallons
of DEF, the solution
injected into the SCR (selective catalyst reduction) which reduces NOx down to Tier 4 requirement levels.
AmNav’s Patricia Ann
dock facility, retrofitting two of AmNav’s Cat 3512 engines from Tier 2 to Tier 3 on the Patricia Ann.”
In the late 2000s, during the initial round of retro- fits using EUG kits, Kreuzer had been working for the competition. “Caterpillar was the only manu- facturer who developed an emissions retrofit kit.
I didn’t believe it at first. Cat didn’t just tell their customers to go buy a new engine or build a new boat, like everyone else. They made the investment to help out their customer base. That was amazing to me. No other manufacturer did that.”
LEADING THE WAY
Back in 2016, Peterson worked with Harley Ma- rine to build a boat identical to the Ahbra-Franco, a tug they operate out of San Francisco Bay. But the Ahbra-Franco was powered by a pair of Cat C175 engines, which were not tiered engines. “The best solution was the new Tier 4, Cat 3516E,” explains Wiemann. “They ended up purchasing the first two Cat-built field follow [pre-production] mod- els that went into the Earl Redd. The 120-foot- long line-haul tug was built in Portland, Oregon by Diversified Marine Inc. (DMI) and named af- ter the owner’s father, Kurt Redd. “Watching the construction of the Earl was historic and exciting,” recalls Jim Calloway, Peterson marine sales man- ager. “Knowing that the very first Caterpillar Tier 4 vessel in the world was built locally, and that we
The Earl Redd, the first Caterpillar Tier 4 vessel in the world.
250 | PETERSON: 85 YEARS AND GOING STRONG