diff --git a/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java b/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
index 5ca099d..7fa519e 100644
--- a/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
+++ b/src/main/java/com/gxwebsoft/glt/controller/GltTicketOrderController.java
@@ -52,6 +52,34 @@ public class GltTicketOrderController extends BaseController {
         return success(gltTicketOrderService.pageRel(param));
     }
 
+    @PreAuthorize("isAuthenticated()")
+    @Operation(summary = "配送员端：分页查询可接单的送水订单")
+    @GetMapping("/rider/available")
+    public ApiResult<PageResult<GltTicketOrder>> riderAvailablePage(GltTicketOrderParam param) {
+        User loginUser = getLoginUser();
+        if (loginUser == null) {
+            return fail("请先登录", null);
+        }
+        Integer tenantId = getTenantId();
+        param.setTenantId(tenantId);
+        // 仅允许配送员访问
+        requireActiveRider(loginUser.getUserId(), tenantId);
+
+        // 查询未分配的待配送订单（riderId 为空或0）
+        // 设置为0表示查询未分配的订单，XML中会处理为 IS NULL OR = 0
+        param.setRiderId(0);
+        if (param.getDeliveryStatus() == null) {
+            param.setDeliveryStatus(GltTicketOrderService.DELIVERY_STATUS_WAITING);
+        }
+        // 配送员端默认按期望配送时间优先
+        if (StrUtil.isBlank(param.getSort())) {
+            param.setSort("sendTime asc, createTime desc");
+        }
+        
+        // 使用现有的关联查询方法，通过参数控制
+        return success(gltTicketOrderService.pageRel(param));
+    }
+
     @PreAuthorize("isAuthenticated()")
     @Operation(summary = "配送员端：分页查询我的送水订单")
     @GetMapping("/rider/page")
@@ -65,8 +93,12 @@ public class GltTicketOrderController extends BaseController {
         // 仅允许配送员访问
         requireActiveRider(loginUser.getUserId(), tenantId);
 
+        // 关键修复：配送员只能看到分配给自己的订单
         param.setRiderId(loginUser.getUserId());
+        
+        // 默认查询待配送和配送中的订单
         if (param.getDeliveryStatus() == null) {
+            // 可以通过参数传递多个状态，这里简化为只查待配送
             param.setDeliveryStatus(GltTicketOrderService.DELIVERY_STATUS_WAITING);
         }
         // 配送员端默认按期望配送时间优先
diff --git a/src/main/java/com/gxwebsoft/glt/mapper/xml/GltTicketOrderMapper.xml b/src/main/java/com/gxwebsoft/glt/mapper/xml/GltTicketOrderMapper.xml
index 0c8a75b..f7efe52 100644
--- a/src/main/java/com/gxwebsoft/glt/mapper/xml/GltTicketOrderMapper.xml
+++ b/src/main/java/com/gxwebsoft/glt/mapper/xml/GltTicketOrderMapper.xml
@@ -32,7 +32,12 @@
                 AND a.store_id = #{param.storeId}
             </if>
             <if test="param.riderId != null">
-                AND a.rider_id = #{param.riderId}
+                <if test="param.riderId == 0">
+                    AND (a.rider_id IS NULL OR a.rider_id = 0)
+                </if>
+                <if test="param.riderId != 0">
+                    AND a.rider_id = #{param.riderId}
+                </if>
             </if>
             <if test="param.deliveryStatus != null">
                 AND a.delivery_status = #{param.deliveryStatus}