diff --git a/database/migrations/2026_07_29_153847_create_item_characteristics_table.php b/database/migrations/2026_07_29_153847_create_item_characteristics_table.php
new file mode 100644
index 0000000..a00a960
--- /dev/null
+++ b/database/migrations/2026_07_29_153847_create_item_characteristics_table.php
@@ -0,0 +1,184 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        $sql = <<<'SQL'
+            CREATE TABLE item_characteristics (
+                id					               	BIGINT GENERATED always AS IDENTITY PRIMARY KEY,
+                plant_id                            BIGINT NOT NULL,
+                item_id                             BIGINT NOT NULL,
+                class                               TEXT DEFAULT NULL,
+                zz1_cn_bill_ord                     TEXT DEFAULT NULL,
+                zmm_amps                            TEXT DEFAULT NULL,
+                zmm_brand                           TEXT DEFAULT NULL,
+                zmm_degreeofprotection              TEXT DEFAULT NULL,
+                zmm_delivery                        TEXT DEFAULT NULL,
+                zmm_dir_rot                         TEXT DEFAULT NULL,
+                zmm_discharge                       TEXT DEFAULT NULL,
+                zmm_discharge_max                   TEXT DEFAULT NULL,
+                zmm_discharge_min                   TEXT DEFAULT NULL,
+                zmm_duty                            TEXT DEFAULT NULL,
+                zmm_eff_motor                       TEXT DEFAULT NULL,
+                zmm_eff_pump                        TEXT DEFAULT NULL,
+                zmm_frequency                       TEXT DEFAULT NULL,
+                zmm_head                            TEXT DEFAULT NULL,
+                zmm_heading                         TEXT DEFAULT NULL,
+                zmm_head_max                        TEXT DEFAULT NULL,
+                zmm_head_minimum                    TEXT DEFAULT NULL,
+                zmm_idx_eff_mtr                     TEXT DEFAULT NULL,
+                zmm_idx_eff_pump                    TEXT DEFAULT NULL,
+                zmm_kvacode                         TEXT DEFAULT NULL,
+                zmm_maxambtemp                      TEXT DEFAULT NULL,
+                zmm_mincoolingflow                  TEXT DEFAULT NULL,
+                zmm_motorseries                     TEXT DEFAULT NULL,
+                zmm_motor_model                     TEXT DEFAULT NULL,
+                zmm_outlet                          TEXT DEFAULT NULL,
+                zmm_phase                           TEXT DEFAULT NULL,
+                zmm_pressure                        TEXT DEFAULT NULL,
+                zmm_pumpflowtype                    TEXT DEFAULT NULL,
+                zmm_pumpseries                      TEXT DEFAULT NULL,
+                zmm_pump_model                      TEXT DEFAULT NULL,
+                zmm_ratedpower                      TEXT DEFAULT NULL,
+                zmm_region                          TEXT DEFAULT NULL,
+                zmm_servicefactor                   TEXT DEFAULT NULL,
+                zmm_servicefactormaximumamps        TEXT DEFAULT NULL,
+                zmm_speed                           TEXT DEFAULT NULL,
+                zmm_suction                         TEXT DEFAULT NULL,
+                zmm_suctionxdelivery                TEXT DEFAULT NULL,
+                zmm_supplysource                    TEXT DEFAULT NULL,
+                zmm_temperature                     TEXT DEFAULT NULL,
+                zmm_thrustload                      TEXT DEFAULT NULL,
+                zmm_volts                           TEXT DEFAULT NULL,
+                zmm_wire                            TEXT DEFAULT NULL,
+                zmm_package                         TEXT DEFAULT NULL,
+                zmm_pvarrayrating                   TEXT DEFAULT NULL,
+                zmm_isi                             TEXT DEFAULT NULL,
+                zmm_isimotor                        TEXT DEFAULT NULL,
+                zmm_isipump                         TEXT DEFAULT NULL,
+                zmm_isipumpset                      TEXT DEFAULT NULL,
+                zmm_pumpset_model                   TEXT DEFAULT NULL,
+                zmm_stages                          TEXT DEFAULT NULL,
+                zmm_headrange                       TEXT DEFAULT NULL,
+                zmm_overall_efficiency              TEXT DEFAULT NULL,
+                zmm_connection                      TEXT DEFAULT NULL,
+                zmm_min_bore_size                   TEXT DEFAULT NULL,
+                zmm_isireference                    TEXT DEFAULT NULL,
+                zmm_category                        TEXT DEFAULT NULL,
+                zmm_submergence                     TEXT DEFAULT NULL,
+                zmm_capacitorstart                  TEXT DEFAULT NULL,
+                zmm_capacitorrun                    TEXT DEFAULT NULL,
+                zmm_inch                            TEXT DEFAULT NULL,
+                zmm_motor_type                      TEXT DEFAULT NULL,
+                zmm_dismantle_direction             TEXT DEFAULT NULL,
+                zmm_eff_ovrall                      TEXT DEFAULT NULL,
+                zmm_bodymoc                         TEXT DEFAULT NULL,
+                zmm_rotormoc                        TEXT DEFAULT NULL,
+                zmm_dlwl                            TEXT DEFAULT NULL,
+                zmm_inputpower                      TEXT DEFAULT NULL,
+                zmm_imp_od                          TEXT DEFAULT NULL,
+                zmm_ambtemp                         TEXT DEFAULT NULL,
+                zmm_de                              TEXT DEFAULT NULL,
+                zmm_dischargerange                  TEXT DEFAULT NULL,
+                zmm_efficiency_class                TEXT DEFAULT NULL,
+                zmm_framesize                       TEXT DEFAULT NULL,
+                zmm_impellerdiameter                TEXT DEFAULT NULL,
+                zmm_insulationclass                 TEXT DEFAULT NULL,
+                zmm_maxflow                         TEXT DEFAULT NULL,
+                zmm_minhead                         TEXT DEFAULT NULL,
+                zmm_mtrlofconst                     TEXT DEFAULT NULL,
+                zmm_nde                             TEXT DEFAULT NULL,
+                zmm_powerfactor                     TEXT DEFAULT NULL,
+                zmm_tagno                           TEXT DEFAULT NULL,
+                zmm_year                            TEXT DEFAULT NULL,
+                zmm_laser_name                      TEXT DEFAULT NULL,
+                zmm_beenote                         TEXT DEFAULT NULL,
+                zmm_beenumber                       TEXT DEFAULT NULL,
+                zmm_beestar                         TEXT DEFAULT NULL,
+                zmm_logo_ce                         TEXT DEFAULT NULL,
+                zmm_codeclass                       TEXT DEFAULT NULL,
+                zmm_colour                          TEXT DEFAULT NULL,
+                zmm_logo_cp                         TEXT DEFAULT NULL,
+                zmm_grade                           TEXT DEFAULT NULL,
+                zmm_grwt_pset                       TEXT DEFAULT NULL,
+                zmm_grwt_cable                      TEXT DEFAULT NULL,
+                zmm_grwt_motor                      TEXT DEFAULT NULL,
+                zmm_grwt_pf                         TEXT DEFAULT NULL,
+                zmm_grwt_pump                       TEXT DEFAULT NULL,
+                zmm_isivalve                        TEXT DEFAULT NULL,
+                zmm_isi_wc                          TEXT DEFAULT NULL,
+                zmm_labelperiod                     TEXT DEFAULT NULL,
+                zmm_length                          TEXT DEFAULT NULL,
+                zmm_license_cml_no                  TEXT DEFAULT NULL,
+                zmm_mfgmonyr                        TEXT DEFAULT NULL,
+                zmm_modelyear                       TEXT DEFAULT NULL,
+                zmm_motoridentification             TEXT DEFAULT NULL,
+                zmm_newt_pset                       TEXT DEFAULT NULL,
+                zmm_newt_cable                      TEXT DEFAULT NULL,
+                zmm_newt_motor                      TEXT DEFAULT NULL,
+                zmm_newt_pf                         TEXT DEFAULT NULL,
+                zmm_newt_pump                       TEXT DEFAULT NULL,
+                zmm_logo_nsf                        TEXT DEFAULT NULL,
+                zmm_packtype                        TEXT DEFAULT NULL,
+                zmm_panel                           TEXT DEFAULT NULL,
+                zmm_performance_factor              TEXT DEFAULT NULL,
+                zmm_pumpidentification              TEXT DEFAULT NULL,
+                zmm_psettype                        TEXT DEFAULT NULL,
+                zmm_size                            TEXT DEFAULT NULL,
+                zmm_eff_ttl                         TEXT DEFAULT NULL,
+                zmm_type                            TEXT DEFAULT NULL,
+                zmm_usp                             TEXT DEFAULT NULL,
+                zmm_operating_range                 TEXT DEFAULT NULL,
+                zmm_intake_air                      TEXT DEFAULT NULL,
+                zmm_oxygen_transfer_rate            TEXT DEFAULT NULL,
+                zmm_air_inlet_pipesize              TEXT DEFAULT NULL,
+                zmm_sump_depth                      TEXT DEFAULT NULL,
+                zmm_poles                           TEXT DEFAULT NULL,
+                zmm_motor_heading                   TEXT DEFAULT NULL,
+                zmm_motor_speed                     TEXT DEFAULT NULL,
+                zqmm_qty                            TEXT DEFAULT NULL,
+                zmm_1                               TEXT DEFAULT NULL,
+                zmm_2                               TEXT DEFAULT NULL,
+                zmm_3                               TEXT DEFAULT NULL,
+                zmm_4                               TEXT DEFAULT NULL,
+                zmm_5                               TEXT DEFAULT NULL,
+                zmm_6                               TEXT DEFAULT NULL,
+                zmm_7                               TEXT DEFAULT NULL,
+                zmm_8                               TEXT DEFAULT NULL,
+                zmm_9                               TEXT DEFAULT NULL,
+                zmm_10                              TEXT DEFAULT NULL,
+                zmm_11                              TEXT DEFAULT NULL,
+                zmm_12                              TEXT DEFAULT NULL,
+                zmm_13                              TEXT DEFAULT NULL,
+                zmm_14                              TEXT DEFAULT NULL,
+                zmm_15                              TEXT DEFAULT NULL,
+
+                created_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                updated_at							TIMESTAMP NOT NULL DEFAULT NOW(),
+                created_by							TEXT DEFAULT NULL,
+                updated_by							TEXT DEFAULT NULL,
+                deleted_at			                TIMESTAMP,
+
+                FOREIGN KEY (plant_id)              REFERENCES  plants (id),
+                FOREIGN KEY (item_id)              REFERENCES  items (id)
+            );
+        SQL;
+        DB::statement($sql);
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('item_characteristics');
+    }
+};