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 Salvage example. Finds ground reactions as tide rises. ````Salvage example. Finds ground reactions as tide rises. proj salv read tanker.gf report /nofoot `Macro for reporting a condition: macro stat solve `Note - for more detail, remove the :total parameters. status weight:total, displ, wpl:total, crtpt / `Tank loads before grounding: load = (fodt*,do*,lo*,fw*) = 0.5 load (cg*) = 0.95 load (cgc2*) = 0.75 load (cgc5*) = 0.75 cont (cg*) = CHEMICALS, 0.8 `Fixed weight before grounding: `(If the lightship & added weights & CGs are known they can be used in ` lieu of finding the total fixed weight & CG from the waterplane.) heel = 0 trim = 2.5a `<-- trim angle before grounding draft @ 0 = 7.75 `<-- draft at origin vcg = 6.5 `<-- known or assumed VCG solve weight, lcg `<-- derives the fixed weight & CG from the waterplane \===== Free-floating condition before grounding =====\ .stat `Tank changes since grounding: type (wbdb3.s,wbdb2.s,wbdb1.s,cgc3.c,cgc4.c,cgc2.s) = flooded `Waterplane as grounded: heel = 7.5 trim = 5.8 crtpt (4) "Survey point 1", 75.0f, 7.72s, 9.28 height (4) = 7.0 `Ground points in ship's coordinate system: ` label est. reaction location -dist from hull ground = "A", * 86f, 0, 0, /pen: -1.0 ground = "B1", * 78f, 0, 0, /pen: -0.5 ground = "B2", * 78f, 2, 0, /pen: -0.5 ground = "C1", 500 70f, 2p, 0 ground = "C2", 400 70f, 3, 0 ground = "D1", 200 60f, 2p, 0 ground = "D2", 100 60f, 3, 0 ground = "E", 0 50f, 2p, 0 ground = "F", 0 50f, 4, 0 ground = "G", 0 45f, 0, 0, /pen: -2.5 ground = "H", 0 40f, 0, 0, /pen: -5.0 macro tide page \====== Tide level at %2 ======\ depth = *%1 .stat / page \==== As surveyed after grounding ====\ .stat `Increase tide levels: ` increment time .tide "+.7" "15:00" .tide "+.7" "16:00" .tide "+.6" "17:00" .tide "+.5" "18:00" .tide "+.4" "19:00" .tide "+.1" "19:30" report off macro view view salv.pf / .view ``` Add a free link to your site