BRT1. TERRAIN: All Hinterland hexes on the Blood Reef: Tarawa Map exist at level 0. The Beach slope is slight (G13.21). All bridges are One-lane and wooden, with a current weight limit (B6.42) of 8 tons. Kindling attempts (B25.11) are NA. No fortification may be set up HIP [EXC: Fortified building locations, A-T mines, and Passages (6.4)]. Cellars (B23.41) are NA.
BRT2. EC, WIND, & WEATHER: EC are Moist, with no Wind at start. Weather is Clear.
BRT3. CLOSE COMBAT: Hand-to-Hand CC (J2.31) may be initiated by the Marines. There is a +1 DRM for any attack vs. a Japanese Crew in a pillbox.
BRT4. SEABORNE ASSAULT: Marine forces are conducting a Seaborne Assault (G14.3) during the entire length of any CG and on any Scenario dated 20 November 1943. The effects of G14.32 also apply to Marine units on a pier or exposed reef.
BRT5. HEROES: A Final Heat of Battle DR ≤ 7 results in Hero Generation for Marine units. The Japanese T-H Hero allotment (G1.421) is always 20% and is calculated based only on units on board at the start of a (CG) scenario.
BRT6. GUNS: Bore Sighting is NA for all weapons. No Gun/
BRT7. BOOBY TRAPS: Japanese forces always have Level C Booby Trap capability over the entire BRT map (even against wading units).
BRT8. JAPANESE UNITS: Elite and 1st-line Japanese MMC may fire Japanese MMG without the penalties of G1.611.18 The pre-1944 +1 ATMM drm for Japanese T-H Heroes is NA (G1.4231).
BRT9. MARINE UNITS: Marine 7-6-8 squads and their 3-4-8 HS are considered to be Assault Engineers (H1.22), even if designated Scout Snipers by title. Keep a side record of Engineer HS ID to differentiate them from normal 3-4-8 HS. Marine 2-4-8 HS may not recombine. M2 60mm Mortars may not be exchanged for OBA.
BRT10. SHERMANS: Before assigning armor leaders, the Marine player may make a Secret dr, using the H1.42 table (+1 drm) for each M4A2 to determine if it has a functioning Gyrostabilizer. (D11.1). An M4A2 may not enter a Beach hex that contains ≥ 1 broken Marine MMC.
BRT11. LVT: An Eliminated LVT is always worth 1 Casualty VP, and Crew Survival (D6.5) is NA, although Passenger Survival occurs normally. A crew that Abandons its LVT is Eliminated but does not count for CVP. No LVT/
BRT12. STUN/
BRT13. DISMANTLED SW ELIMINATION: An unpossessed, dismantled SW in a Beach hex is immediately Eliminated.20
BRT14. TUNNELS: No fortified building location may be exchanged for a Tunnel.
BRT15. BURNT OUT WRECKS: A Burnt-Out Wreck cannot be Scrounged, set Ablaze, or removed from play as per D10.4. A Burnt-Out Wreck is a LOS Hindrance exactly like a normal wreck.